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- data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/__pycache__/__init__.cpython-311.pyc +0 -0
- data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/aimv2/__pycache__/__init__.cpython-311.pyc +0 -0
- data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/aimv2/__pycache__/configuration_aimv2.cpython-311.pyc +0 -0
- data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/aimv2/__pycache__/modeling_aimv2.cpython-311.pyc +0 -0
- data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/aimv2/__pycache__/modular_aimv2.cpython-311.pyc +0 -0
- data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/align/__pycache__/__init__.cpython-311.pyc +0 -0
- data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/align/__pycache__/configuration_align.cpython-311.pyc +0 -0
- data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/align/__pycache__/modeling_align.cpython-311.pyc +0 -0
- data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/align/__pycache__/processing_align.cpython-311.pyc +0 -0
- data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/apertus/__pycache__/__init__.cpython-311.pyc +0 -0
- data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/apertus/__pycache__/configuration_apertus.cpython-311.pyc +0 -0
- data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/apertus/__pycache__/modeling_apertus.cpython-311.pyc +0 -0
- data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/apertus/__pycache__/modular_apertus.cpython-311.pyc +0 -0
- data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/aria/__init__.py +31 -0
- data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/aria/__pycache__/__init__.cpython-311.pyc +0 -0
- data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/aria/__pycache__/configuration_aria.cpython-311.pyc +0 -0
- data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/aria/__pycache__/image_processing_aria.cpython-311.pyc +0 -0
- data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/aria/__pycache__/image_processing_pil_aria.cpython-311.pyc +0 -0
- data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/aria/__pycache__/modeling_aria.cpython-311.pyc +0 -0
- data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/aria/__pycache__/modular_aria.cpython-311.pyc +0 -0
- data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/aria/__pycache__/processing_aria.cpython-311.pyc +0 -0
- data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/aria/configuration_aria.py +149 -0
- data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/aria/image_processing_aria.py +226 -0
- data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/aria/image_processing_pil_aria.py +230 -0
- data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/aria/modeling_aria.py +1198 -0
- data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/aria/modular_aria.py +1156 -0
- data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/aria/processing_aria.py +177 -0
- data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/autoformer/__pycache__/__init__.cpython-311.pyc +0 -0
- data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/autoformer/__pycache__/configuration_autoformer.cpython-311.pyc +0 -0
- data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/bert/__init__.py +28 -0
- data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/bert/__pycache__/__init__.cpython-311.pyc +0 -0
- data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/bert/__pycache__/configuration_bert.cpython-311.pyc +0 -0
- data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/bert/__pycache__/modeling_bert.cpython-311.pyc +0 -0
- data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/bert/__pycache__/tokenization_bert.cpython-311.pyc +0 -0
- data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/bert/__pycache__/tokenization_bert_legacy.cpython-311.pyc +0 -0
- data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/bert/configuration_bert.py +66 -0
- data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/bert/modeling_bert.py +1394 -0
- data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/bert/tokenization_bert.py +140 -0
- data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/bert/tokenization_bert_legacy.py +476 -0
- data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/bertweet/__init__.py +26 -0
- data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/bertweet/__pycache__/__init__.cpython-311.pyc +0 -0
- data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/bertweet/__pycache__/tokenization_bertweet.cpython-311.pyc +0 -0
- data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/bertweet/tokenization_bertweet.py +698 -0
- data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/biogpt/__init__.py +28 -0
- data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/biogpt/__pycache__/__init__.cpython-311.pyc +0 -0
- data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/biogpt/__pycache__/configuration_biogpt.cpython-311.pyc +0 -0
- data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/biogpt/__pycache__/modeling_biogpt.cpython-311.pyc +0 -0
- data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/biogpt/__pycache__/modular_biogpt.cpython-311.pyc +0 -0
- data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/biogpt/__pycache__/tokenization_biogpt.cpython-311.pyc +0 -0
- data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/biogpt/configuration_biogpt.py +64 -0
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data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/aria/__init__.py
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# Copyright 2024 The HuggingFace Team. All rights reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from typing import TYPE_CHECKING
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from ...utils import _LazyModule
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from ...utils.import_utils import define_import_structure
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if TYPE_CHECKING:
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from .configuration_aria import *
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from .image_processing_aria import *
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from .image_processing_pil_aria import *
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from .modeling_aria import *
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from .processing_aria import *
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else:
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import sys
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_file = globals()["__file__"]
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sys.modules[__name__] = _LazyModule(__name__, _file, define_import_structure(_file), module_spec=__spec__)
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# 🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨
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# This file was automatically generated from src/transformers/models/aria/modular_aria.py.
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# Do NOT edit this file manually as any edits will be overwritten by the generation of
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# the file from the modular. If any change should be done, please apply the change to the
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# modular_aria.py file directly. One of our CI enforces this.
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# 🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨
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# Copyright 2024 The Rhymes-AI Teams Authors and The HuggingFace Inc. team. All rights reserved.
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#
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| 9 |
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# Licensed under the Apache License, Version 2.0 (the "License");
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| 10 |
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# you may not use this file except in compliance with the License.
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| 11 |
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# You may obtain a copy of the License at
|
| 12 |
+
#
|
| 13 |
+
# http://www.apache.org/licenses/LICENSE-2.0
|
| 14 |
+
#
|
| 15 |
+
# Unless required by applicable law or agreed to in writing, software
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| 16 |
+
# distributed under the License is distributed on an "AS IS" BASIS,
|
| 17 |
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
| 18 |
+
# See the License for the specific language governing permissions and
|
| 19 |
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# limitations under the License.
|
| 20 |
+
from huggingface_hub.dataclasses import strict
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| 21 |
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| 22 |
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from ...configuration_utils import PreTrainedConfig
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| 23 |
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from ...modeling_rope_utils import RopeParameters
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| 24 |
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from ...utils import auto_docstring
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| 25 |
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from ...utils.type_validators import interval
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| 26 |
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from ..auto import CONFIG_MAPPING, AutoConfig
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| 27 |
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@auto_docstring(checkpoint="rhymes-ai/Aria")
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@strict
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| 31 |
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class AriaTextConfig(PreTrainedConfig):
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| 32 |
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r"""
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| 33 |
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moe_num_experts (`int`, *optional*, defaults to 8):
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| 34 |
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The number of experts in the MoE layer.
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moe_topk (`int`, *optional*, defaults to 2):
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| 36 |
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The number of top experts to route to for each token.
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moe_num_shared_experts (`int`, *optional*, defaults to 2):
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The number of shared experts.
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"""
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model_type = "aria_text"
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| 42 |
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keys_to_ignore_at_inference = ["past_key_values"]
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| 43 |
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base_model_tp_plan = {
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| 44 |
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"layers.*.self_attn.q_proj": "colwise",
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| 45 |
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"layers.*.self_attn.k_proj": "colwise",
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| 46 |
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"layers.*.self_attn.v_proj": "colwise",
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| 47 |
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"layers.*.self_attn.o_proj": "rowwise",
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| 48 |
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"layers.*.mlp.shared_experts.gate_proj": "colwise",
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| 49 |
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"layers.*.mlp.shared_experts.up_proj": "colwise",
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| 50 |
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"layers.*.mlp.shared_experts.down_proj": "rowwise",
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}
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| 52 |
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base_model_pp_plan = {
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| 53 |
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"embed_tokens": (["input_ids"], ["inputs_embeds"]),
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"layers": (["hidden_states", "attention_mask"], ["hidden_states"]),
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+
"norm": (["hidden_states"], ["hidden_states"]),
|
| 56 |
+
}
|
| 57 |
+
|
| 58 |
+
vocab_size: int = 32000
|
| 59 |
+
hidden_size: int = 4096
|
| 60 |
+
|
| 61 |
+
intermediate_size: int = 4096
|
| 62 |
+
num_hidden_layers: int = 32
|
| 63 |
+
num_attention_heads: int = 32
|
| 64 |
+
num_key_value_heads: int | None = None
|
| 65 |
+
hidden_act: str = "silu"
|
| 66 |
+
max_position_embeddings: int = 2048
|
| 67 |
+
initializer_range: float = interval(min=0.0, max=1.0)(default=0.02)
|
| 68 |
+
rms_norm_eps: float = 1e-6
|
| 69 |
+
use_cache: bool = True
|
| 70 |
+
pad_token_id: int | None = 2
|
| 71 |
+
bos_token_id: int | None = 1
|
| 72 |
+
eos_token_id: int | list[int] | None = 2
|
| 73 |
+
pretraining_tp: int | None = 1
|
| 74 |
+
tie_word_embeddings: bool = False
|
| 75 |
+
rope_parameters: RopeParameters | dict | None = None
|
| 76 |
+
attention_bias: bool = False
|
| 77 |
+
attention_dropout: int | float | None = 0.0
|
| 78 |
+
mlp_bias: bool = False
|
| 79 |
+
head_dim: int | None = None
|
| 80 |
+
base_config_key = "text_config"
|
| 81 |
+
moe_num_experts: int = 8
|
| 82 |
+
moe_topk: int = 2
|
| 83 |
+
moe_num_shared_experts: int = 2
|
| 84 |
+
|
| 85 |
+
def __post_init__(self, **kwargs):
|
| 86 |
+
if self.head_dim is None:
|
| 87 |
+
self.head_dim = self.hidden_size // self.num_attention_heads
|
| 88 |
+
if self.num_key_value_heads is None:
|
| 89 |
+
self.num_key_value_heads = self.num_attention_heads
|
| 90 |
+
|
| 91 |
+
super().__post_init__(**kwargs)
|
| 92 |
+
|
| 93 |
+
def validate_architecture(self):
|
| 94 |
+
"""Part of `@strict`-powered validation. Validates the architecture of the config."""
|
| 95 |
+
if self.hidden_size % self.num_attention_heads != 0:
|
| 96 |
+
raise ValueError(
|
| 97 |
+
f"The hidden size ({self.hidden_size}) is not a multiple of the number of attention "
|
| 98 |
+
f"heads ({self.num_attention_heads})."
|
| 99 |
+
)
|
| 100 |
+
|
| 101 |
+
|
| 102 |
+
@auto_docstring(checkpoint="rhymes-ai/Aria")
|
| 103 |
+
@strict
|
| 104 |
+
class AriaConfig(PreTrainedConfig):
|
| 105 |
+
r"""
|
| 106 |
+
projector_patch_to_query_dict (`dict`, *optional*):
|
| 107 |
+
Mapping of patch sizes to query dimensions.
|
| 108 |
+
"""
|
| 109 |
+
|
| 110 |
+
model_type = "aria"
|
| 111 |
+
attribute_map = {
|
| 112 |
+
"image_token_id": "image_token_index",
|
| 113 |
+
}
|
| 114 |
+
sub_configs = {"text_config": AriaTextConfig, "vision_config": AutoConfig}
|
| 115 |
+
|
| 116 |
+
vision_config: dict | PreTrainedConfig | None = None
|
| 117 |
+
text_config: dict | AriaTextConfig | None = None
|
| 118 |
+
vision_feature_layer: int | list[int] = -1
|
| 119 |
+
projector_patch_to_query_dict: dict | None = None
|
| 120 |
+
image_token_index: int = 9
|
| 121 |
+
initializer_range: float = 0.02
|
| 122 |
+
tie_word_embeddings: bool = False
|
| 123 |
+
|
| 124 |
+
def __post_init__(self, **kwargs):
|
| 125 |
+
# Convert the keys and values of projector_patch_to_query_dict to integers
|
| 126 |
+
# This ensures consistency even if they were provided as strings
|
| 127 |
+
if self.projector_patch_to_query_dict is None:
|
| 128 |
+
self.projector_patch_to_query_dict = {
|
| 129 |
+
1225: 128,
|
| 130 |
+
4900: 256,
|
| 131 |
+
}
|
| 132 |
+
self.projector_patch_to_query_dict = {int(k): int(v) for k, v in self.projector_patch_to_query_dict.items()}
|
| 133 |
+
self.max_value_projector_patch_to_query_dict = max(self.projector_patch_to_query_dict.values())
|
| 134 |
+
|
| 135 |
+
if isinstance(self.vision_config, dict):
|
| 136 |
+
self.vision_config["model_type"] = "idefics3_vision"
|
| 137 |
+
self.vision_config = CONFIG_MAPPING[self.vision_config["model_type"]](**self.vision_config)
|
| 138 |
+
elif self.vision_config is None:
|
| 139 |
+
self.vision_config = CONFIG_MAPPING["idefics3_vision"]()
|
| 140 |
+
|
| 141 |
+
if isinstance(self.text_config, dict) and "model_type" in self.text_config:
|
| 142 |
+
self.text_config = AriaTextConfig(**self.text_config)
|
| 143 |
+
elif self.text_config is None:
|
| 144 |
+
self.text_config = AriaTextConfig()
|
| 145 |
+
|
| 146 |
+
super().__post_init__(**kwargs)
|
| 147 |
+
|
| 148 |
+
|
| 149 |
+
__all__ = ["AriaConfig", "AriaTextConfig"]
|
data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/aria/image_processing_aria.py
ADDED
|
@@ -0,0 +1,226 @@
|
|
|
|
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|
|
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|
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|
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|
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|
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|
|
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|
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|
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|
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|
| 1 |
+
# 🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨
|
| 2 |
+
# This file was automatically generated from src/transformers/models/aria/modular_aria.py.
|
| 3 |
+
# Do NOT edit this file manually as any edits will be overwritten by the generation of
|
| 4 |
+
# the file from the modular. If any change should be done, please apply the change to the
|
| 5 |
+
# modular_aria.py file directly. One of our CI enforces this.
|
| 6 |
+
# 🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨
|
| 7 |
+
# Copyright 2024 The Rhymes-AI Teams Authors and The HuggingFace Inc. team. All rights reserved.
|
| 8 |
+
#
|
| 9 |
+
# Licensed under the Apache License, Version 2.0 (the "License");
|
| 10 |
+
# you may not use this file except in compliance with the License.
|
| 11 |
+
# You may obtain a copy of the License at
|
| 12 |
+
#
|
| 13 |
+
# http://www.apache.org/licenses/LICENSE-2.0
|
| 14 |
+
#
|
| 15 |
+
# Unless required by applicable law or agreed to in writing, software
|
| 16 |
+
# distributed under the License is distributed on an "AS IS" BASIS,
|
| 17 |
+
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
| 18 |
+
# See the License for the specific language governing permissions and
|
| 19 |
+
# limitations under the License.
|
| 20 |
+
import torch
|
| 21 |
+
from torchvision.transforms.v2 import functional as tvF
|
| 22 |
+
|
| 23 |
+
from ...image_processing_backends import TorchvisionBackend
|
| 24 |
+
from ...image_processing_utils import BatchFeature, get_patch_output_size, select_best_resolution
|
| 25 |
+
from ...image_transforms import divide_to_patches
|
| 26 |
+
from ...image_utils import ChannelDimension, PILImageResampling, SizeDict, get_image_size
|
| 27 |
+
from ...processing_utils import ImagesKwargs, Unpack
|
| 28 |
+
from ...utils import TensorType, auto_docstring
|
| 29 |
+
|
| 30 |
+
|
| 31 |
+
class AriaImageProcessorKwargs(ImagesKwargs, total=False):
|
| 32 |
+
r"""
|
| 33 |
+
max_image_size (`int`, *optional*, defaults to `self.max_image_size`):
|
| 34 |
+
Maximum image size. Must be either 490 or 980.
|
| 35 |
+
min_image_size (`int`, *optional*, defaults to `self.min_image_size`):
|
| 36 |
+
Minimum image size. Images smaller than this in any dimension will be scaled up.
|
| 37 |
+
split_resolutions (`list[list[int]]`, *optional*, defaults to `self.split_resolutions`):
|
| 38 |
+
A list of possible resolutions as (height, width) pairs for splitting high-resolution images into patches.
|
| 39 |
+
split_image (`bool`, *optional*, defaults to `self.split_image`):
|
| 40 |
+
Whether to split the image into patches using the best matching resolution from `split_resolutions`.
|
| 41 |
+
"""
|
| 42 |
+
|
| 43 |
+
max_image_size: int
|
| 44 |
+
min_image_size: int
|
| 45 |
+
split_resolutions: list[list[int]]
|
| 46 |
+
split_image: bool
|
| 47 |
+
|
| 48 |
+
|
| 49 |
+
@auto_docstring
|
| 50 |
+
class AriaImageProcessor(TorchvisionBackend):
|
| 51 |
+
model_input_names = ["pixel_values", "pixel_mask", "num_crops"]
|
| 52 |
+
valid_kwargs = AriaImageProcessorKwargs
|
| 53 |
+
|
| 54 |
+
resample = PILImageResampling.BICUBIC
|
| 55 |
+
image_mean = [0.5, 0.5, 0.5]
|
| 56 |
+
image_std = [0.5, 0.5, 0.5]
|
| 57 |
+
max_image_size = 980
|
| 58 |
+
min_image_size = 336
|
| 59 |
+
split_image = False
|
| 60 |
+
split_resolutions = None
|
| 61 |
+
do_convert_rgb = True
|
| 62 |
+
do_rescale = True
|
| 63 |
+
do_normalize = True
|
| 64 |
+
|
| 65 |
+
def __init__(self, **kwargs: Unpack[AriaImageProcessorKwargs]):
|
| 66 |
+
if kwargs.get("split_resolutions") is None:
|
| 67 |
+
default_resolutions = [(1, 2), (1, 3), (1, 4), (1, 5), (1, 6), (1, 7), (1, 8), (2, 4), (2, 3), (2, 2), (2, 1), (3, 1), (3, 2), (4, 1), (4, 2), (5, 1), (6, 1), (7, 1), (8, 1)] # fmt: skip
|
| 68 |
+
kwargs["split_resolutions"] = [[el[0] * 490, el[1] * 490] for el in default_resolutions]
|
| 69 |
+
super().__init__(**kwargs)
|
| 70 |
+
|
| 71 |
+
def _get_padding_size(self, original_resolution: tuple, target_resolution: tuple) -> list[int]:
|
| 72 |
+
"""Get padding size for patching, returns [left, top, right, bottom] for tvF.pad."""
|
| 73 |
+
original_height, original_width = original_resolution
|
| 74 |
+
target_height, target_width = target_resolution
|
| 75 |
+
paste_x, r_x = divmod(target_width - original_width, 2)
|
| 76 |
+
paste_y, r_y = divmod(target_height - original_height, 2)
|
| 77 |
+
return [paste_x, paste_y, paste_x + r_x, paste_y + r_y]
|
| 78 |
+
|
| 79 |
+
def _resize_for_patching(
|
| 80 |
+
self,
|
| 81 |
+
image: "torch.Tensor",
|
| 82 |
+
target_resolution: tuple,
|
| 83 |
+
resample: "PILImageResampling | tvF.InterpolationMode | int | None",
|
| 84 |
+
) -> "torch.Tensor":
|
| 85 |
+
"""Resize an image to a target resolution while maintaining aspect ratio."""
|
| 86 |
+
new_height, new_width = get_patch_output_size(
|
| 87 |
+
image, target_resolution, input_data_format=ChannelDimension.FIRST
|
| 88 |
+
)
|
| 89 |
+
return self.resize(image, SizeDict(height=new_height, width=new_width), resample)
|
| 90 |
+
|
| 91 |
+
def _pad_for_patching(
|
| 92 |
+
self,
|
| 93 |
+
image: "torch.Tensor",
|
| 94 |
+
target_resolution: tuple,
|
| 95 |
+
) -> "torch.Tensor":
|
| 96 |
+
"""Pad an image to a target resolution while maintaining aspect ratio."""
|
| 97 |
+
new_resolution = get_patch_output_size(image, target_resolution, input_data_format=ChannelDimension.FIRST)
|
| 98 |
+
padding = self._get_padding_size(new_resolution, target_resolution)
|
| 99 |
+
return tvF.pad(image, padding=padding)
|
| 100 |
+
|
| 101 |
+
def get_image_patches(
|
| 102 |
+
self,
|
| 103 |
+
image: "torch.Tensor",
|
| 104 |
+
grid_pinpoints: list[list[int]],
|
| 105 |
+
patch_size: int,
|
| 106 |
+
resample: "PILImageResampling | tvF.InterpolationMode | int | None",
|
| 107 |
+
) -> list["torch.Tensor"]:
|
| 108 |
+
"""
|
| 109 |
+
Process an image with variable resolutions by dividing it into patches.
|
| 110 |
+
|
| 111 |
+
Args:
|
| 112 |
+
image (`torch.Tensor`):
|
| 113 |
+
The input image to be processed (channels-first format).
|
| 114 |
+
grid_pinpoints (`list[list[int]]`):
|
| 115 |
+
A list of possible resolutions as (height, width) pairs.
|
| 116 |
+
patch_size (`int`):
|
| 117 |
+
Size of each square patch to divide the image into.
|
| 118 |
+
resample (`PILImageResampling | tvF.InterpolationMode | int | None`):
|
| 119 |
+
Resampling filter to use when resizing.
|
| 120 |
+
|
| 121 |
+
Returns:
|
| 122 |
+
`list[torch.Tensor]`: A list of image patches in channels-first format.
|
| 123 |
+
"""
|
| 124 |
+
if not isinstance(grid_pinpoints, list):
|
| 125 |
+
raise TypeError("grid_pinpoints must be a list of possible resolutions.")
|
| 126 |
+
|
| 127 |
+
image_size = get_image_size(image, channel_dim=ChannelDimension.FIRST)
|
| 128 |
+
best_resolution = select_best_resolution(image_size, grid_pinpoints)
|
| 129 |
+
resized_image = self._resize_for_patching(image, best_resolution, resample)
|
| 130 |
+
padded_image = self._pad_for_patching(resized_image, best_resolution)
|
| 131 |
+
patches = divide_to_patches(padded_image, patch_size=patch_size)
|
| 132 |
+
return patches
|
| 133 |
+
|
| 134 |
+
def _preprocess(
|
| 135 |
+
self,
|
| 136 |
+
images: list["torch.Tensor"],
|
| 137 |
+
do_rescale: bool,
|
| 138 |
+
rescale_factor: float,
|
| 139 |
+
do_normalize: bool,
|
| 140 |
+
image_mean: float | list[float] | None,
|
| 141 |
+
image_std: float | list[float] | None,
|
| 142 |
+
disable_grouping: bool | None,
|
| 143 |
+
return_tensors: str | TensorType | None,
|
| 144 |
+
max_image_size: int = 980,
|
| 145 |
+
min_image_size: int = 336,
|
| 146 |
+
split_resolutions: list[list[int]] | None = None,
|
| 147 |
+
split_image: bool = False,
|
| 148 |
+
resample: "PILImageResampling | tvF.InterpolationMode | int | None" = None,
|
| 149 |
+
**kwargs,
|
| 150 |
+
) -> BatchFeature:
|
| 151 |
+
if max_image_size not in [490, 980]:
|
| 152 |
+
raise ValueError("max_image_size must be either 490 or 980")
|
| 153 |
+
|
| 154 |
+
pixel_masks = []
|
| 155 |
+
processed_crops = []
|
| 156 |
+
num_crops = None
|
| 157 |
+
|
| 158 |
+
for image in images:
|
| 159 |
+
if split_image:
|
| 160 |
+
crop_images = self.get_image_patches(image, split_resolutions, max_image_size, resample)
|
| 161 |
+
else:
|
| 162 |
+
crop_images = [image]
|
| 163 |
+
|
| 164 |
+
if num_crops is None or len(crop_images) > num_crops:
|
| 165 |
+
num_crops = len(crop_images)
|
| 166 |
+
|
| 167 |
+
for crop_image in crop_images:
|
| 168 |
+
h, w = crop_image.shape[-2], crop_image.shape[-1]
|
| 169 |
+
scale = max_image_size / max(h, w)
|
| 170 |
+
if w >= h:
|
| 171 |
+
new_h = max(int(h * scale), min_image_size)
|
| 172 |
+
new_w = max_image_size
|
| 173 |
+
else:
|
| 174 |
+
new_h = max_image_size
|
| 175 |
+
new_w = max(int(w * scale), min_image_size)
|
| 176 |
+
|
| 177 |
+
crop_image = self.resize(crop_image, SizeDict(height=new_h, width=new_w), resample)
|
| 178 |
+
|
| 179 |
+
padding_bottom = max_image_size - new_h
|
| 180 |
+
padding_right = max_image_size - new_w
|
| 181 |
+
crop_image = tvF.pad(crop_image, [0, 0, padding_right, padding_bottom])
|
| 182 |
+
|
| 183 |
+
pixel_mask = torch.zeros((max_image_size, max_image_size), dtype=torch.bool)
|
| 184 |
+
pixel_mask[:new_h, :new_w] = True
|
| 185 |
+
pixel_masks.append(pixel_mask)
|
| 186 |
+
processed_crops.append(crop_image)
|
| 187 |
+
|
| 188 |
+
stacked_images = torch.stack(processed_crops, dim=0)
|
| 189 |
+
stacked_images = self.rescale_and_normalize(
|
| 190 |
+
stacked_images, do_rescale, rescale_factor, do_normalize, image_mean, image_std
|
| 191 |
+
)
|
| 192 |
+
stacked_masks = torch.stack(pixel_masks, dim=0)
|
| 193 |
+
|
| 194 |
+
return BatchFeature(
|
| 195 |
+
data={
|
| 196 |
+
"pixel_values": stacked_images,
|
| 197 |
+
"pixel_mask": stacked_masks,
|
| 198 |
+
"num_crops": num_crops,
|
| 199 |
+
},
|
| 200 |
+
tensor_type=return_tensors,
|
| 201 |
+
)
|
| 202 |
+
|
| 203 |
+
def get_number_of_image_patches(self, height: int, width: int, images_kwargs=None):
|
| 204 |
+
"""
|
| 205 |
+
A utility that returns number of image patches for a given image size.
|
| 206 |
+
|
| 207 |
+
Args:
|
| 208 |
+
height (`int`):
|
| 209 |
+
Height of the input image.
|
| 210 |
+
width (`int`):
|
| 211 |
+
Width of the input image.
|
| 212 |
+
images_kwargs (`dict`, *optional*):
|
| 213 |
+
Any kwargs to override defaults of the image processor.
|
| 214 |
+
|
| 215 |
+
Returns:
|
| 216 |
+
`int`: Number of patches per image.
|
| 217 |
+
"""
|
| 218 |
+
split_image = images_kwargs.get("split_image", self.split_image)
|
| 219 |
+
max_image_size = images_kwargs.get("max_image_size", self.max_image_size)
|
| 220 |
+
|
| 221 |
+
resized_height, resized_width = select_best_resolution((height, width), self.split_resolutions)
|
| 222 |
+
num_patches = 1 if not split_image else resized_height // max_image_size * resized_width // max_image_size
|
| 223 |
+
return num_patches
|
| 224 |
+
|
| 225 |
+
|
| 226 |
+
__all__ = ["AriaImageProcessor"]
|
data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/aria/image_processing_pil_aria.py
ADDED
|
@@ -0,0 +1,230 @@
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 1 |
+
# Copyright 2024 The Rhymes-AI Teams Authors and The HuggingFace Inc. team. All rights reserved.
|
| 2 |
+
#
|
| 3 |
+
# Licensed under the Apache License, Version 2.0 (the "License");
|
| 4 |
+
# you may not use this file except in compliance with the License.
|
| 5 |
+
# You may obtain a copy of the License at
|
| 6 |
+
#
|
| 7 |
+
# http://www.apache.org/licenses/LICENSE-2.0
|
| 8 |
+
#
|
| 9 |
+
# Unless required by applicable law or agreed to in writing, software
|
| 10 |
+
# distributed under the License is distributed on an "AS IS" BASIS,
|
| 11 |
+
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
| 12 |
+
# See the License for the specific language governing permissions and
|
| 13 |
+
# limitations under the License.
|
| 14 |
+
"""Image processor class for Aria."""
|
| 15 |
+
|
| 16 |
+
import numpy as np
|
| 17 |
+
|
| 18 |
+
from ...image_processing_backends import PilBackend
|
| 19 |
+
from ...image_processing_utils import BatchFeature, get_patch_output_size, select_best_resolution
|
| 20 |
+
from ...image_transforms import divide_to_patches
|
| 21 |
+
from ...image_utils import (
|
| 22 |
+
ChannelDimension,
|
| 23 |
+
PILImageResampling,
|
| 24 |
+
SizeDict,
|
| 25 |
+
get_image_size,
|
| 26 |
+
)
|
| 27 |
+
from ...processing_utils import ImagesKwargs, Unpack
|
| 28 |
+
from ...utils import TensorType, auto_docstring
|
| 29 |
+
|
| 30 |
+
|
| 31 |
+
# Adapted from transformers.models.aria.image_processing_aria.AriaImageProcessorKwargs
|
| 32 |
+
class AriaImageProcessorKwargs(ImagesKwargs, total=False):
|
| 33 |
+
r"""
|
| 34 |
+
max_image_size (`int`, *optional*, defaults to `self.max_image_size`):
|
| 35 |
+
Maximum image size. Must be either 490 or 980.
|
| 36 |
+
min_image_size (`int`, *optional*, defaults to `self.min_image_size`):
|
| 37 |
+
Minimum image size. Images smaller than this in any dimension will be scaled up.
|
| 38 |
+
split_resolutions (`list[list[int]]`, *optional*, defaults to `self.split_resolutions`):
|
| 39 |
+
A list of possible resolutions as (height, width) pairs for splitting high-resolution images into patches.
|
| 40 |
+
split_image (`bool`, *optional*, defaults to `self.split_image`):
|
| 41 |
+
Whether to split the image into patches using the best matching resolution from `split_resolutions`.
|
| 42 |
+
"""
|
| 43 |
+
|
| 44 |
+
max_image_size: int
|
| 45 |
+
min_image_size: int
|
| 46 |
+
split_resolutions: list[list[int]]
|
| 47 |
+
split_image: bool
|
| 48 |
+
|
| 49 |
+
|
| 50 |
+
@auto_docstring
|
| 51 |
+
class AriaImageProcessorPil(PilBackend):
|
| 52 |
+
model_input_names = ["pixel_values", "pixel_mask", "num_crops"]
|
| 53 |
+
valid_kwargs = AriaImageProcessorKwargs
|
| 54 |
+
|
| 55 |
+
resample = PILImageResampling.BICUBIC
|
| 56 |
+
image_mean = [0.5, 0.5, 0.5]
|
| 57 |
+
image_std = [0.5, 0.5, 0.5]
|
| 58 |
+
max_image_size = 980
|
| 59 |
+
min_image_size = 336
|
| 60 |
+
split_image = False
|
| 61 |
+
split_resolutions = None
|
| 62 |
+
do_convert_rgb = True
|
| 63 |
+
do_rescale = True
|
| 64 |
+
do_normalize = True
|
| 65 |
+
|
| 66 |
+
def __init__(self, **kwargs: Unpack[AriaImageProcessorKwargs]):
|
| 67 |
+
if kwargs.get("split_resolutions") is None:
|
| 68 |
+
default_resolutions = [(1, 2), (1, 3), (1, 4), (1, 5), (1, 6), (1, 7), (1, 8), (2, 4), (2, 3), (2, 2), (2, 1), (3, 1), (3, 2), (4, 1), (4, 2), (5, 1), (6, 1), (7, 1), (8, 1)] # fmt: skip
|
| 69 |
+
kwargs["split_resolutions"] = [[el[0] * 490, el[1] * 490] for el in default_resolutions]
|
| 70 |
+
super().__init__(**kwargs)
|
| 71 |
+
|
| 72 |
+
def _get_padding_size(self, original_resolution: tuple, target_resolution: tuple):
|
| 73 |
+
"""Get padding size for patching, returns ((before_h, after_h), (before_w, after_w)) for np.pad."""
|
| 74 |
+
original_height, original_width = original_resolution
|
| 75 |
+
target_height, target_width = target_resolution
|
| 76 |
+
paste_x, r_x = divmod(target_width - original_width, 2)
|
| 77 |
+
paste_y, r_y = divmod(target_height - original_height, 2)
|
| 78 |
+
return (paste_y, paste_y + r_y), (paste_x, paste_x + r_x)
|
| 79 |
+
|
| 80 |
+
def _resize_for_patching(
|
| 81 |
+
self,
|
| 82 |
+
image: np.ndarray,
|
| 83 |
+
target_resolution: tuple,
|
| 84 |
+
resample: "PILImageResampling | None",
|
| 85 |
+
) -> np.ndarray:
|
| 86 |
+
"""Resize an image to a target resolution while maintaining aspect ratio."""
|
| 87 |
+
new_height, new_width = get_patch_output_size(
|
| 88 |
+
image, target_resolution, input_data_format=ChannelDimension.FIRST
|
| 89 |
+
)
|
| 90 |
+
return self.resize(image, SizeDict(height=new_height, width=new_width), resample)
|
| 91 |
+
|
| 92 |
+
def _pad_for_patching(
|
| 93 |
+
self,
|
| 94 |
+
image: np.ndarray,
|
| 95 |
+
target_resolution: tuple,
|
| 96 |
+
) -> np.ndarray:
|
| 97 |
+
"""Pad an image to a target resolution while maintaining aspect ratio."""
|
| 98 |
+
new_resolution = get_patch_output_size(image, target_resolution, input_data_format=ChannelDimension.FIRST)
|
| 99 |
+
padding_hw = self._get_padding_size(new_resolution, target_resolution)
|
| 100 |
+
# CHW format: pad channel dim with zeros, then height/width
|
| 101 |
+
padding = ((0, 0), padding_hw[0], padding_hw[1])
|
| 102 |
+
return np.pad(image, padding, mode="constant", constant_values=0)
|
| 103 |
+
|
| 104 |
+
def get_image_patches(
|
| 105 |
+
self,
|
| 106 |
+
image: np.ndarray,
|
| 107 |
+
grid_pinpoints: list[list[int]],
|
| 108 |
+
patch_size: int,
|
| 109 |
+
resample: "PILImageResampling | None",
|
| 110 |
+
) -> list[np.ndarray]:
|
| 111 |
+
"""
|
| 112 |
+
Process an image with variable resolutions by dividing it into patches.
|
| 113 |
+
|
| 114 |
+
Args:
|
| 115 |
+
image (`np.ndarray`):
|
| 116 |
+
The input image to be processed (channels-first format).
|
| 117 |
+
grid_pinpoints (`list[list[int]]`):
|
| 118 |
+
A list of possible resolutions as (height, width) pairs.
|
| 119 |
+
patch_size (`int`):
|
| 120 |
+
Size of each square patch to divide the image into.
|
| 121 |
+
resample (`PILImageResampling | int | None`):
|
| 122 |
+
Resampling filter to use when resizing.
|
| 123 |
+
|
| 124 |
+
Returns:
|
| 125 |
+
`list[np.ndarray]`: A list of image patches in channels-first format.
|
| 126 |
+
"""
|
| 127 |
+
if not isinstance(grid_pinpoints, list):
|
| 128 |
+
raise TypeError("grid_pinpoints must be a list of possible resolutions.")
|
| 129 |
+
|
| 130 |
+
image_size = get_image_size(image, channel_dim=ChannelDimension.FIRST)
|
| 131 |
+
best_resolution = select_best_resolution(image_size, grid_pinpoints)
|
| 132 |
+
resized_image = self._resize_for_patching(image, best_resolution, resample)
|
| 133 |
+
padded_image = self._pad_for_patching(resized_image, best_resolution)
|
| 134 |
+
patches = divide_to_patches(padded_image, patch_size=patch_size)
|
| 135 |
+
return patches
|
| 136 |
+
|
| 137 |
+
def _preprocess(
|
| 138 |
+
self,
|
| 139 |
+
images: list[np.ndarray],
|
| 140 |
+
do_rescale: bool,
|
| 141 |
+
rescale_factor: float,
|
| 142 |
+
do_normalize: bool,
|
| 143 |
+
image_mean: float | list[float] | None,
|
| 144 |
+
image_std: float | list[float] | None,
|
| 145 |
+
return_tensors: str | TensorType | None,
|
| 146 |
+
max_image_size: int = 980,
|
| 147 |
+
min_image_size: int = 336,
|
| 148 |
+
split_resolutions: list[list[int]] | None = None,
|
| 149 |
+
split_image: bool = False,
|
| 150 |
+
resample: "PILImageResampling | None" = None,
|
| 151 |
+
**kwargs,
|
| 152 |
+
) -> BatchFeature:
|
| 153 |
+
if max_image_size not in [490, 980]:
|
| 154 |
+
raise ValueError("max_image_size must be either 490 or 980")
|
| 155 |
+
|
| 156 |
+
pixel_values = []
|
| 157 |
+
pixel_masks = []
|
| 158 |
+
num_crops = None
|
| 159 |
+
|
| 160 |
+
for image in images:
|
| 161 |
+
if split_image:
|
| 162 |
+
crop_images = self.get_image_patches(image, split_resolutions, max_image_size, resample)
|
| 163 |
+
else:
|
| 164 |
+
crop_images = [image]
|
| 165 |
+
|
| 166 |
+
if num_crops is None or len(crop_images) > num_crops:
|
| 167 |
+
num_crops = len(crop_images)
|
| 168 |
+
|
| 169 |
+
for crop_image in crop_images:
|
| 170 |
+
h, w = crop_image.shape[-2], crop_image.shape[-1]
|
| 171 |
+
scale = max_image_size / max(h, w)
|
| 172 |
+
if w >= h:
|
| 173 |
+
new_h = max(int(h * scale), min_image_size)
|
| 174 |
+
new_w = max_image_size
|
| 175 |
+
else:
|
| 176 |
+
new_h = max_image_size
|
| 177 |
+
new_w = max(int(w * scale), min_image_size)
|
| 178 |
+
|
| 179 |
+
crop_image = self.resize(crop_image, SizeDict(height=new_h, width=new_w), resample)
|
| 180 |
+
|
| 181 |
+
padding_bottom = max_image_size - new_h
|
| 182 |
+
padding_right = max_image_size - new_w
|
| 183 |
+
crop_image = np.pad(
|
| 184 |
+
crop_image, ((0, 0), (0, padding_bottom), (0, padding_right)), mode="constant", constant_values=0
|
| 185 |
+
)
|
| 186 |
+
|
| 187 |
+
pixel_mask = np.zeros((max_image_size, max_image_size), dtype=bool)
|
| 188 |
+
pixel_mask[:new_h, :new_w] = True
|
| 189 |
+
pixel_masks.append(pixel_mask)
|
| 190 |
+
|
| 191 |
+
if do_rescale:
|
| 192 |
+
crop_image = self.rescale(crop_image, rescale_factor)
|
| 193 |
+
if do_normalize:
|
| 194 |
+
crop_image = self.normalize(crop_image, image_mean, image_std)
|
| 195 |
+
|
| 196 |
+
pixel_values.append(crop_image)
|
| 197 |
+
|
| 198 |
+
return BatchFeature(
|
| 199 |
+
data={
|
| 200 |
+
"pixel_values": np.stack(pixel_values, axis=0),
|
| 201 |
+
"pixel_mask": np.stack(pixel_masks, axis=0),
|
| 202 |
+
"num_crops": num_crops,
|
| 203 |
+
},
|
| 204 |
+
tensor_type=return_tensors,
|
| 205 |
+
)
|
| 206 |
+
|
| 207 |
+
def get_number_of_image_patches(self, height: int, width: int, images_kwargs=None):
|
| 208 |
+
"""
|
| 209 |
+
A utility that returns number of image patches for a given image size.
|
| 210 |
+
|
| 211 |
+
Args:
|
| 212 |
+
height (`int`):
|
| 213 |
+
Height of the input image.
|
| 214 |
+
width (`int`):
|
| 215 |
+
Width of the input image.
|
| 216 |
+
images_kwargs (`dict`, *optional*):
|
| 217 |
+
Any kwargs to override defaults of the image processor.
|
| 218 |
+
|
| 219 |
+
Returns:
|
| 220 |
+
`int`: Number of patches per image.
|
| 221 |
+
"""
|
| 222 |
+
split_image = images_kwargs.get("split_image", self.split_image)
|
| 223 |
+
max_image_size = images_kwargs.get("max_image_size", self.max_image_size)
|
| 224 |
+
|
| 225 |
+
resized_height, resized_width = select_best_resolution((height, width), self.split_resolutions)
|
| 226 |
+
num_patches = 1 if not split_image else resized_height // max_image_size * resized_width // max_image_size
|
| 227 |
+
return num_patches
|
| 228 |
+
|
| 229 |
+
|
| 230 |
+
__all__ = ["AriaImageProcessorPil"]
|
data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/aria/modeling_aria.py
ADDED
|
@@ -0,0 +1,1198 @@
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|
| 1 |
+
# 🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨
|
| 2 |
+
# This file was automatically generated from src/transformers/models/aria/modular_aria.py.
|
| 3 |
+
# Do NOT edit this file manually as any edits will be overwritten by the generation of
|
| 4 |
+
# the file from the modular. If any change should be done, please apply the change to the
|
| 5 |
+
# modular_aria.py file directly. One of our CI enforces this.
|
| 6 |
+
# 🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨
|
| 7 |
+
# Copyright 2024 The Rhymes-AI Teams Authors and The HuggingFace Inc. team. All rights reserved.
|
| 8 |
+
#
|
| 9 |
+
# Licensed under the Apache License, Version 2.0 (the "License");
|
| 10 |
+
# you may not use this file except in compliance with the License.
|
| 11 |
+
# You may obtain a copy of the License at
|
| 12 |
+
#
|
| 13 |
+
# http://www.apache.org/licenses/LICENSE-2.0
|
| 14 |
+
#
|
| 15 |
+
# Unless required by applicable law or agreed to in writing, software
|
| 16 |
+
# distributed under the License is distributed on an "AS IS" BASIS,
|
| 17 |
+
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
| 18 |
+
# See the License for the specific language governing permissions and
|
| 19 |
+
# limitations under the License.
|
| 20 |
+
from collections.abc import Callable
|
| 21 |
+
from dataclasses import dataclass
|
| 22 |
+
from typing import Optional
|
| 23 |
+
|
| 24 |
+
import torch
|
| 25 |
+
from torch import nn
|
| 26 |
+
|
| 27 |
+
from ... import initialization as init
|
| 28 |
+
from ...activations import ACT2FN
|
| 29 |
+
from ...cache_utils import Cache, DynamicCache
|
| 30 |
+
from ...generation import GenerationMixin
|
| 31 |
+
from ...integrations import use_kernel_forward_from_hub, use_kernel_func_from_hub, use_kernelized_func
|
| 32 |
+
from ...masking_utils import create_causal_mask
|
| 33 |
+
from ...modeling_flash_attention_utils import FlashAttentionKwargs
|
| 34 |
+
from ...modeling_layers import GradientCheckpointingLayer
|
| 35 |
+
from ...modeling_outputs import (
|
| 36 |
+
BaseModelOutputWithPast,
|
| 37 |
+
BaseModelOutputWithPooling,
|
| 38 |
+
CausalLMOutputWithPast,
|
| 39 |
+
ModelOutput,
|
| 40 |
+
)
|
| 41 |
+
from ...modeling_rope_utils import ROPE_INIT_FUNCTIONS, dynamic_rope_update
|
| 42 |
+
from ...modeling_utils import ALL_ATTENTION_FUNCTIONS, PreTrainedModel
|
| 43 |
+
from ...processing_utils import Unpack
|
| 44 |
+
from ...utils import TransformersKwargs, auto_docstring, can_return_tuple, torch_compilable_check
|
| 45 |
+
from ...utils.generic import maybe_autocast, merge_with_config_defaults
|
| 46 |
+
from ...utils.output_capturing import capture_outputs
|
| 47 |
+
from ..auto import AutoModel
|
| 48 |
+
from .configuration_aria import AriaConfig, AriaTextConfig
|
| 49 |
+
|
| 50 |
+
|
| 51 |
+
@use_kernel_forward_from_hub("RMSNorm")
|
| 52 |
+
class AriaTextRMSNorm(nn.Module):
|
| 53 |
+
def __init__(self, hidden_size, eps: float = 1e-6) -> None:
|
| 54 |
+
"""
|
| 55 |
+
AriaTextRMSNorm is equivalent to T5LayerNorm
|
| 56 |
+
"""
|
| 57 |
+
super().__init__()
|
| 58 |
+
self.weight = nn.Parameter(torch.ones(hidden_size))
|
| 59 |
+
self.variance_epsilon = eps
|
| 60 |
+
|
| 61 |
+
def forward(self, hidden_states: torch.Tensor) -> torch.Tensor:
|
| 62 |
+
input_dtype = hidden_states.dtype
|
| 63 |
+
hidden_states = hidden_states.to(torch.float32)
|
| 64 |
+
variance = hidden_states.pow(2).mean(-1, keepdim=True)
|
| 65 |
+
hidden_states = hidden_states * torch.rsqrt(variance + self.variance_epsilon)
|
| 66 |
+
return self.weight * hidden_states.to(input_dtype)
|
| 67 |
+
|
| 68 |
+
def extra_repr(self):
|
| 69 |
+
return f"{tuple(self.weight.shape)}, eps={self.variance_epsilon}"
|
| 70 |
+
|
| 71 |
+
|
| 72 |
+
class AriaProjectorMLP(nn.Module):
|
| 73 |
+
"""
|
| 74 |
+
Feed-Forward Network module for the Aria Projector.
|
| 75 |
+
|
| 76 |
+
Args:
|
| 77 |
+
in_features (`int`):
|
| 78 |
+
Input embedding dimension.
|
| 79 |
+
hidden_features (`int`):
|
| 80 |
+
Hidden dimension of the feed-forward network.
|
| 81 |
+
output_dim (`int`):
|
| 82 |
+
Output dimension.
|
| 83 |
+
"""
|
| 84 |
+
|
| 85 |
+
def __init__(self, in_features, hidden_features, output_dim):
|
| 86 |
+
super().__init__()
|
| 87 |
+
self.linear_in = nn.Linear(in_features, hidden_features, bias=False)
|
| 88 |
+
self.linear_out = nn.Linear(hidden_features, output_dim, bias=False)
|
| 89 |
+
self.act = ACT2FN["gelu_new"]
|
| 90 |
+
|
| 91 |
+
def forward(self, hidden_states):
|
| 92 |
+
hidden_states = self.act(self.linear_in(hidden_states))
|
| 93 |
+
hidden_states = self.linear_out(hidden_states)
|
| 94 |
+
return hidden_states
|
| 95 |
+
|
| 96 |
+
|
| 97 |
+
class AriaCrossAttention(nn.Module):
|
| 98 |
+
"""
|
| 99 |
+
Aria Cross-Attention module.
|
| 100 |
+
|
| 101 |
+
Args:
|
| 102 |
+
config (`AriaConfig`):
|
| 103 |
+
The configuration to use.
|
| 104 |
+
"""
|
| 105 |
+
|
| 106 |
+
def __init__(self, config: AriaConfig, dropout_rate: float = 0):
|
| 107 |
+
super().__init__()
|
| 108 |
+
hidden_size = config.vision_config.hidden_size
|
| 109 |
+
num_heads = config.vision_config.num_attention_heads
|
| 110 |
+
self.num_heads = num_heads
|
| 111 |
+
self.q_proj = nn.Linear(hidden_size, hidden_size, bias=False)
|
| 112 |
+
self.k_proj = nn.Linear(hidden_size, hidden_size, bias=False)
|
| 113 |
+
self.v_proj = nn.Linear(hidden_size, hidden_size, bias=False)
|
| 114 |
+
|
| 115 |
+
# Original code here: https://github.com/rhymes-ai/Aria/blob/719ff4e52b727443cba3793b0e27fe64e0244fe1/aria/model/projector.py#L48
|
| 116 |
+
self.multihead_attn = nn.MultiheadAttention(hidden_size, num_heads, batch_first=True)
|
| 117 |
+
self.linear = nn.Linear(hidden_size, hidden_size)
|
| 118 |
+
self.dropout = nn.Dropout(dropout_rate)
|
| 119 |
+
|
| 120 |
+
self.layer_norm = nn.LayerNorm(hidden_size)
|
| 121 |
+
self.layer_norm_kv = nn.LayerNorm(hidden_size)
|
| 122 |
+
|
| 123 |
+
def forward(self, key_value_states, hidden_states, attn_mask=None):
|
| 124 |
+
"""
|
| 125 |
+
Forward pass of the AriaCrossAttention module.
|
| 126 |
+
|
| 127 |
+
Args:
|
| 128 |
+
key_value_states (`torch.Tensor`):
|
| 129 |
+
Input tensor for key and value.
|
| 130 |
+
hidden_states (`torch.Tensor`):
|
| 131 |
+
Input tensor for query.
|
| 132 |
+
attn_mask (`torch.Tensor`, *optional*, defaults to None):
|
| 133 |
+
Attention mask.
|
| 134 |
+
|
| 135 |
+
Returns:
|
| 136 |
+
torch.Tensor:
|
| 137 |
+
Output tensor after cross-attention.
|
| 138 |
+
"""
|
| 139 |
+
query = self.q_proj(self.layer_norm(hidden_states))
|
| 140 |
+
|
| 141 |
+
key_value_states = self.layer_norm_kv(key_value_states)
|
| 142 |
+
key = self.k_proj(key_value_states)
|
| 143 |
+
value = self.v_proj(key_value_states)
|
| 144 |
+
|
| 145 |
+
attn_output, _ = self.multihead_attn(query, key, value, attn_mask=attn_mask)
|
| 146 |
+
|
| 147 |
+
attn_output = self.dropout(self.linear(attn_output))
|
| 148 |
+
|
| 149 |
+
return attn_output
|
| 150 |
+
|
| 151 |
+
|
| 152 |
+
class AriaProjector(nn.Module):
|
| 153 |
+
"""
|
| 154 |
+
Aria Projector module.
|
| 155 |
+
|
| 156 |
+
This module projects vision features into the language model's embedding space, enabling interaction between vision and language components.
|
| 157 |
+
|
| 158 |
+
Args:
|
| 159 |
+
config (`AriaConfig`):
|
| 160 |
+
Configuration object for the model.
|
| 161 |
+
"""
|
| 162 |
+
|
| 163 |
+
def __init__(
|
| 164 |
+
self,
|
| 165 |
+
config: AriaConfig,
|
| 166 |
+
):
|
| 167 |
+
super().__init__()
|
| 168 |
+
|
| 169 |
+
self.patch_to_query_dict = config.projector_patch_to_query_dict
|
| 170 |
+
self.in_features = config.vision_config.hidden_size
|
| 171 |
+
self.num_heads = config.vision_config.num_attention_heads
|
| 172 |
+
self.kv_dim = config.vision_config.hidden_size
|
| 173 |
+
self.hidden_features = config.text_config.hidden_size
|
| 174 |
+
self.output_dim = config.text_config.hidden_size
|
| 175 |
+
|
| 176 |
+
self.query = nn.Parameter(torch.zeros(config.max_value_projector_patch_to_query_dict, self.in_features))
|
| 177 |
+
|
| 178 |
+
self.cross_attn = AriaCrossAttention(config)
|
| 179 |
+
|
| 180 |
+
self.layer_norm = nn.LayerNorm(self.in_features)
|
| 181 |
+
self.feed_forward = AriaProjectorMLP(self.in_features, self.hidden_features, self.output_dim)
|
| 182 |
+
|
| 183 |
+
def forward(self, key_value_states: torch.Tensor, attn_mask: torch.Tensor | None = None):
|
| 184 |
+
"""
|
| 185 |
+
Forward pass of the Projector module.
|
| 186 |
+
|
| 187 |
+
Args:
|
| 188 |
+
key_value_states (`torch.Tensor`):
|
| 189 |
+
Input tensor of shape (batch_size, num_patches, kv_dim).
|
| 190 |
+
attn_mask (`torch.Tensor`, *optional*, default is None):
|
| 191 |
+
Attention mask.
|
| 192 |
+
|
| 193 |
+
Returns:
|
| 194 |
+
`torch.Tensor`: Output tensor of shape (batch_size, query_number, output_dim).
|
| 195 |
+
"""
|
| 196 |
+
batch_size, num_patches = key_value_states.shape[0], key_value_states.shape[1]
|
| 197 |
+
|
| 198 |
+
if num_patches not in self.patch_to_query_dict:
|
| 199 |
+
raise KeyError(
|
| 200 |
+
f"Number of patches {num_patches} not found in patch_to_query_dict amongst possible values {self.patch_to_query_dict.keys()}."
|
| 201 |
+
)
|
| 202 |
+
query_num = self.patch_to_query_dict[num_patches]
|
| 203 |
+
|
| 204 |
+
queries = self.query[:query_num].unsqueeze(0).repeat(batch_size, 1, 1)
|
| 205 |
+
|
| 206 |
+
if attn_mask is not None:
|
| 207 |
+
attn_mask = attn_mask.repeat_interleave(self.num_heads, 0)
|
| 208 |
+
attn_mask = attn_mask.unsqueeze(1).expand(-1, queries.size(1), -1)
|
| 209 |
+
|
| 210 |
+
attention_out = self.cross_attn(key_value_states, queries, attn_mask=attn_mask)
|
| 211 |
+
|
| 212 |
+
out = self.feed_forward(self.layer_norm(attention_out))
|
| 213 |
+
|
| 214 |
+
return out
|
| 215 |
+
|
| 216 |
+
|
| 217 |
+
class AriaSharedExpertsMLP(nn.Module):
|
| 218 |
+
"""
|
| 219 |
+
Shared Expert MLP for shared experts.
|
| 220 |
+
|
| 221 |
+
Unlike routed experts, shared experts process all tokens without routing.
|
| 222 |
+
This class reconfigures the intermediate size in comparison to the LlamaMLP.
|
| 223 |
+
|
| 224 |
+
Args:
|
| 225 |
+
config (`AriaTextConfig`): Configuration object for the Aria language model.
|
| 226 |
+
"""
|
| 227 |
+
|
| 228 |
+
def __init__(self, config: AriaTextConfig):
|
| 229 |
+
super().__init__()
|
| 230 |
+
self.config = config
|
| 231 |
+
self.hidden_size = config.hidden_size
|
| 232 |
+
self.intermediate_size = config.intermediate_size * config.moe_num_shared_experts
|
| 233 |
+
self.gate_proj = nn.Linear(self.hidden_size, self.intermediate_size, bias=config.mlp_bias)
|
| 234 |
+
self.up_proj = nn.Linear(self.hidden_size, self.intermediate_size, bias=config.mlp_bias)
|
| 235 |
+
self.down_proj = nn.Linear(self.intermediate_size, self.hidden_size, bias=config.mlp_bias)
|
| 236 |
+
self.act_fn = ACT2FN[config.hidden_act]
|
| 237 |
+
|
| 238 |
+
def forward(self, x):
|
| 239 |
+
down_proj = self.down_proj(self.act_fn(self.gate_proj(x)) * self.up_proj(x))
|
| 240 |
+
return down_proj
|
| 241 |
+
|
| 242 |
+
|
| 243 |
+
def sequential_experts_gemm(token_states, expert_weights, tokens_per_expert):
|
| 244 |
+
"""
|
| 245 |
+
Compute the matrix multiplication (GEMM) for each expert sequentially. This approach is computationally inefficient, especially when dealing with a large number of experts.
|
| 246 |
+
|
| 247 |
+
Args:
|
| 248 |
+
token_states (torch.Tensor): Input tensor of shape (num_tokens, in_features).
|
| 249 |
+
expert_weights (torch.Tensor): Weight tensor of shape (num_experts, in_features, out_features).
|
| 250 |
+
tokens_per_expert (torch.Tensor): Number of tokens assigned to each expert.
|
| 251 |
+
|
| 252 |
+
Returns:
|
| 253 |
+
torch.Tensor: Output tensor of shape (num_tokens, out_features).
|
| 254 |
+
"""
|
| 255 |
+
num_tokens = token_states.shape[0]
|
| 256 |
+
out_features = expert_weights.shape[-1]
|
| 257 |
+
output = torch.zeros(num_tokens, out_features, dtype=token_states.dtype, device=token_states.device)
|
| 258 |
+
|
| 259 |
+
cumsum_num_tokens = torch.cumsum(tokens_per_expert, dim=0)
|
| 260 |
+
# Insert zero at the beginning for offset index's convenience
|
| 261 |
+
zero_tensor = torch.zeros(1, dtype=torch.long, device=cumsum_num_tokens.device)
|
| 262 |
+
cumsum_num_tokens = torch.cat((zero_tensor, cumsum_num_tokens))
|
| 263 |
+
|
| 264 |
+
for expert_num in range(expert_weights.shape[0]):
|
| 265 |
+
start = cumsum_num_tokens[expert_num]
|
| 266 |
+
end = cumsum_num_tokens[expert_num + 1]
|
| 267 |
+
tokens = token_states[start:end]
|
| 268 |
+
|
| 269 |
+
out = torch.matmul(tokens, expert_weights[expert_num])
|
| 270 |
+
output[start:end] = out
|
| 271 |
+
return output
|
| 272 |
+
|
| 273 |
+
|
| 274 |
+
class AriaGroupedExpertsGemm(nn.Module):
|
| 275 |
+
"""
|
| 276 |
+
Grouped GEMM (General Matrix Multiplication) module for efficient expert computation.
|
| 277 |
+
This module utilizes the grouped_gemm library (https://github.com/fanshiqing/grouped_gemm)
|
| 278 |
+
for optimized performance. If the grouped_gemm library is not installed, it gracefully
|
| 279 |
+
falls back to a sequential GEMM implementation, which may be slower but ensures
|
| 280 |
+
functionality.
|
| 281 |
+
|
| 282 |
+
Args:
|
| 283 |
+
in_features (`int`):
|
| 284 |
+
Number of input features.
|
| 285 |
+
out_features (`int`):
|
| 286 |
+
Number of output features.
|
| 287 |
+
groups (`int`):
|
| 288 |
+
Number of expert groups.
|
| 289 |
+
"""
|
| 290 |
+
|
| 291 |
+
def __init__(self, in_features, out_features, groups):
|
| 292 |
+
super().__init__()
|
| 293 |
+
self.in_features = in_features
|
| 294 |
+
self.out_features = out_features
|
| 295 |
+
self.groups = groups
|
| 296 |
+
self.weight = nn.Parameter(torch.empty(groups, in_features, out_features))
|
| 297 |
+
|
| 298 |
+
def forward(self, input, tokens_per_expert):
|
| 299 |
+
"""
|
| 300 |
+
Perform grouped matrix multiplication.
|
| 301 |
+
|
| 302 |
+
Args:
|
| 303 |
+
input (`torch.Tensor`):
|
| 304 |
+
Input tensor of shape (num_tokens, in_features).
|
| 305 |
+
tokens_per_expert (`torch.Tensor`):
|
| 306 |
+
Number of tokens assigned to each expert.
|
| 307 |
+
|
| 308 |
+
Returns:
|
| 309 |
+
torch.Tensor: Output tensor of shape (num_tokens, out_features).
|
| 310 |
+
"""
|
| 311 |
+
return sequential_experts_gemm(
|
| 312 |
+
input,
|
| 313 |
+
self.weight,
|
| 314 |
+
tokens_per_expert.cpu(),
|
| 315 |
+
)
|
| 316 |
+
|
| 317 |
+
|
| 318 |
+
class AriaExperts(nn.Module):
|
| 319 |
+
def __init__(self, config: AriaTextConfig) -> None:
|
| 320 |
+
super().__init__()
|
| 321 |
+
self.config = config
|
| 322 |
+
self.fc1 = AriaGroupedExpertsGemm(config.hidden_size, config.intermediate_size * 2, config.moe_num_experts)
|
| 323 |
+
self.fc2 = AriaGroupedExpertsGemm(config.intermediate_size, config.hidden_size, config.moe_num_experts)
|
| 324 |
+
|
| 325 |
+
def route_tokens_to_experts(self, router_logits):
|
| 326 |
+
top_logits, top_indices = torch.topk(router_logits, k=self.config.moe_topk, dim=1)
|
| 327 |
+
scores = nn.functional.softmax(top_logits, dim=-1)
|
| 328 |
+
return top_indices, scores
|
| 329 |
+
|
| 330 |
+
def forward(self, hidden_states, router_logits) -> torch.Tensor:
|
| 331 |
+
top_k_index, top_k_weights = self.route_tokens_to_experts(router_logits)
|
| 332 |
+
original_dtype = top_k_index.dtype
|
| 333 |
+
tokens_per_expert = torch.histc(
|
| 334 |
+
top_k_index.flatten().to(torch.float32),
|
| 335 |
+
bins=self.config.moe_num_experts,
|
| 336 |
+
min=0,
|
| 337 |
+
max=self.config.moe_num_experts - 1,
|
| 338 |
+
).to(original_dtype)
|
| 339 |
+
indices = top_k_index
|
| 340 |
+
|
| 341 |
+
flatten_indices = indices.view(-1)
|
| 342 |
+
sorted_indices = torch.argsort(flatten_indices)
|
| 343 |
+
permuted_tokens = hidden_states.index_select(0, sorted_indices // self.config.moe_topk)
|
| 344 |
+
|
| 345 |
+
fc1_output = self.fc1(permuted_tokens, tokens_per_expert)
|
| 346 |
+
projection, gate = torch.chunk(fc1_output, 2, dim=-1)
|
| 347 |
+
fc1_output = nn.functional.silu(projection) * gate
|
| 348 |
+
expert_output = self.fc2(fc1_output, tokens_per_expert)
|
| 349 |
+
|
| 350 |
+
unpermuted_tokens = torch.zeros(
|
| 351 |
+
(top_k_weights.shape[0] * self.config.moe_topk, expert_output.size(1)),
|
| 352 |
+
dtype=expert_output.dtype,
|
| 353 |
+
device=expert_output.device,
|
| 354 |
+
)
|
| 355 |
+
unpermuted_tokens.index_copy_(0, sorted_indices, expert_output)
|
| 356 |
+
unpermuted_tokens = unpermuted_tokens.view(-1, self.config.moe_topk, expert_output.size(1))
|
| 357 |
+
|
| 358 |
+
output = (unpermuted_tokens * top_k_weights.unsqueeze(-1)).sum(dim=1)
|
| 359 |
+
return output
|
| 360 |
+
|
| 361 |
+
|
| 362 |
+
class AriaTextMoELayer(nn.Module):
|
| 363 |
+
def __init__(self, config: AriaTextConfig):
|
| 364 |
+
super().__init__()
|
| 365 |
+
self.router = nn.Linear(config.hidden_size, config.moe_num_experts, bias=False)
|
| 366 |
+
self.experts = AriaExperts(config)
|
| 367 |
+
self.shared_experts = AriaSharedExpertsMLP(config)
|
| 368 |
+
self.config = config
|
| 369 |
+
|
| 370 |
+
def forward(self, hidden_states: torch.Tensor) -> torch.Tensor:
|
| 371 |
+
original_shape = hidden_states.shape
|
| 372 |
+
hidden_states = hidden_states.view(-1, hidden_states.size(-1))
|
| 373 |
+
router_logits = self.router(hidden_states)
|
| 374 |
+
expert_output = self.experts(hidden_states, router_logits).view(original_shape)
|
| 375 |
+
shared_expert_output = self.shared_experts(hidden_states.view(original_shape))
|
| 376 |
+
return expert_output + shared_expert_output
|
| 377 |
+
|
| 378 |
+
|
| 379 |
+
def rotate_half(x):
|
| 380 |
+
"""Rotates half the hidden dims of the input."""
|
| 381 |
+
x1 = x[..., : x.shape[-1] // 2]
|
| 382 |
+
x2 = x[..., x.shape[-1] // 2 :]
|
| 383 |
+
return torch.cat((-x2, x1), dim=-1)
|
| 384 |
+
|
| 385 |
+
|
| 386 |
+
@use_kernel_func_from_hub("rotary_pos_emb")
|
| 387 |
+
def apply_rotary_pos_emb(q, k, cos, sin, unsqueeze_dim=1):
|
| 388 |
+
"""Applies Rotary Position Embedding to the query and key tensors.
|
| 389 |
+
|
| 390 |
+
Args:
|
| 391 |
+
q (`torch.Tensor`): The query tensor.
|
| 392 |
+
k (`torch.Tensor`): The key tensor.
|
| 393 |
+
cos (`torch.Tensor`): The cosine part of the rotary embedding.
|
| 394 |
+
sin (`torch.Tensor`): The sine part of the rotary embedding.
|
| 395 |
+
unsqueeze_dim (`int`, *optional*, defaults to 1):
|
| 396 |
+
The 'unsqueeze_dim' argument specifies the dimension along which to unsqueeze cos[position_ids] and
|
| 397 |
+
sin[position_ids] so that they can be properly broadcasted to the dimensions of q and k. For example, note
|
| 398 |
+
that cos[position_ids] and sin[position_ids] have the shape [batch_size, seq_len, head_dim]. Then, if q and
|
| 399 |
+
k have the shape [batch_size, heads, seq_len, head_dim], then setting unsqueeze_dim=1 makes
|
| 400 |
+
cos[position_ids] and sin[position_ids] broadcastable to the shapes of q and k. Similarly, if q and k have
|
| 401 |
+
the shape [batch_size, seq_len, heads, head_dim], then set unsqueeze_dim=2.
|
| 402 |
+
Returns:
|
| 403 |
+
`tuple(torch.Tensor)` comprising of the query and key tensors rotated using the Rotary Position Embedding.
|
| 404 |
+
"""
|
| 405 |
+
cos = cos.unsqueeze(unsqueeze_dim)
|
| 406 |
+
sin = sin.unsqueeze(unsqueeze_dim)
|
| 407 |
+
q_embed = (q * cos) + (rotate_half(q) * sin)
|
| 408 |
+
k_embed = (k * cos) + (rotate_half(k) * sin)
|
| 409 |
+
return q_embed, k_embed
|
| 410 |
+
|
| 411 |
+
|
| 412 |
+
def repeat_kv(hidden_states: torch.Tensor, n_rep: int) -> torch.Tensor:
|
| 413 |
+
"""
|
| 414 |
+
This is the equivalent of torch.repeat_interleave(x, dim=1, repeats=n_rep). The hidden states go from (batch,
|
| 415 |
+
num_key_value_heads, seqlen, head_dim) to (batch, num_attention_heads, seqlen, head_dim)
|
| 416 |
+
"""
|
| 417 |
+
batch, num_key_value_heads, slen, head_dim = hidden_states.shape
|
| 418 |
+
if n_rep == 1:
|
| 419 |
+
return hidden_states
|
| 420 |
+
hidden_states = hidden_states[:, :, None, :, :].expand(batch, num_key_value_heads, n_rep, slen, head_dim)
|
| 421 |
+
return hidden_states.reshape(batch, num_key_value_heads * n_rep, slen, head_dim)
|
| 422 |
+
|
| 423 |
+
|
| 424 |
+
def eager_attention_forward(
|
| 425 |
+
module: nn.Module,
|
| 426 |
+
query: torch.Tensor,
|
| 427 |
+
key: torch.Tensor,
|
| 428 |
+
value: torch.Tensor,
|
| 429 |
+
attention_mask: torch.Tensor | None,
|
| 430 |
+
scaling: float,
|
| 431 |
+
dropout: float = 0.0,
|
| 432 |
+
**kwargs: Unpack[TransformersKwargs],
|
| 433 |
+
):
|
| 434 |
+
key_states = repeat_kv(key, module.num_key_value_groups)
|
| 435 |
+
value_states = repeat_kv(value, module.num_key_value_groups)
|
| 436 |
+
|
| 437 |
+
attn_weights = torch.matmul(query, key_states.transpose(2, 3)) * scaling
|
| 438 |
+
if attention_mask is not None:
|
| 439 |
+
attn_weights = attn_weights + attention_mask
|
| 440 |
+
|
| 441 |
+
attn_weights = nn.functional.softmax(attn_weights, dim=-1, dtype=torch.float32).to(query.dtype)
|
| 442 |
+
attn_weights = nn.functional.dropout(attn_weights, p=dropout, training=module.training)
|
| 443 |
+
attn_output = torch.matmul(attn_weights, value_states)
|
| 444 |
+
attn_output = attn_output.transpose(1, 2).contiguous()
|
| 445 |
+
|
| 446 |
+
return attn_output, attn_weights
|
| 447 |
+
|
| 448 |
+
|
| 449 |
+
@use_kernelized_func(apply_rotary_pos_emb)
|
| 450 |
+
class AriaTextAttention(nn.Module):
|
| 451 |
+
"""Multi-headed attention from 'Attention Is All You Need' paper"""
|
| 452 |
+
|
| 453 |
+
def __init__(self, config: AriaTextConfig, layer_idx: int):
|
| 454 |
+
super().__init__()
|
| 455 |
+
self.config = config
|
| 456 |
+
self.layer_idx = layer_idx
|
| 457 |
+
self.head_dim = getattr(config, "head_dim", config.hidden_size // config.num_attention_heads)
|
| 458 |
+
self.num_key_value_groups = config.num_attention_heads // config.num_key_value_heads
|
| 459 |
+
self.scaling = self.head_dim**-0.5
|
| 460 |
+
self.attention_dropout = config.attention_dropout
|
| 461 |
+
self.is_causal = True
|
| 462 |
+
|
| 463 |
+
self.q_proj = nn.Linear(
|
| 464 |
+
config.hidden_size, config.num_attention_heads * self.head_dim, bias=config.attention_bias
|
| 465 |
+
)
|
| 466 |
+
self.k_proj = nn.Linear(
|
| 467 |
+
config.hidden_size, config.num_key_value_heads * self.head_dim, bias=config.attention_bias
|
| 468 |
+
)
|
| 469 |
+
self.v_proj = nn.Linear(
|
| 470 |
+
config.hidden_size, config.num_key_value_heads * self.head_dim, bias=config.attention_bias
|
| 471 |
+
)
|
| 472 |
+
self.o_proj = nn.Linear(
|
| 473 |
+
config.num_attention_heads * self.head_dim, config.hidden_size, bias=config.attention_bias
|
| 474 |
+
)
|
| 475 |
+
|
| 476 |
+
def forward(
|
| 477 |
+
self,
|
| 478 |
+
hidden_states: torch.Tensor,
|
| 479 |
+
position_embeddings: tuple[torch.Tensor, torch.Tensor] | None = None,
|
| 480 |
+
attention_mask: torch.Tensor | None = None,
|
| 481 |
+
past_key_values: Cache | None = None,
|
| 482 |
+
**kwargs: Unpack[TransformersKwargs],
|
| 483 |
+
) -> tuple[torch.Tensor, torch.Tensor]:
|
| 484 |
+
input_shape = hidden_states.shape[:-1]
|
| 485 |
+
hidden_shape = (*input_shape, -1, self.head_dim)
|
| 486 |
+
|
| 487 |
+
query_states = self.q_proj(hidden_states).view(hidden_shape).transpose(1, 2)
|
| 488 |
+
key_states = self.k_proj(hidden_states).view(hidden_shape).transpose(1, 2)
|
| 489 |
+
value_states = self.v_proj(hidden_states).view(hidden_shape).transpose(1, 2)
|
| 490 |
+
|
| 491 |
+
cos, sin = position_embeddings
|
| 492 |
+
query_states, key_states = apply_rotary_pos_emb(query_states, key_states, cos, sin)
|
| 493 |
+
|
| 494 |
+
if past_key_values is not None:
|
| 495 |
+
key_states, value_states = past_key_values.update(key_states, value_states, self.layer_idx)
|
| 496 |
+
|
| 497 |
+
attention_interface: Callable = ALL_ATTENTION_FUNCTIONS.get_interface(
|
| 498 |
+
self.config._attn_implementation, eager_attention_forward
|
| 499 |
+
)
|
| 500 |
+
|
| 501 |
+
attn_output, attn_weights = attention_interface(
|
| 502 |
+
self,
|
| 503 |
+
query_states,
|
| 504 |
+
key_states,
|
| 505 |
+
value_states,
|
| 506 |
+
attention_mask,
|
| 507 |
+
dropout=0.0 if not self.training else self.attention_dropout,
|
| 508 |
+
scaling=self.scaling,
|
| 509 |
+
**kwargs,
|
| 510 |
+
)
|
| 511 |
+
|
| 512 |
+
attn_output = attn_output.reshape(*input_shape, -1).contiguous()
|
| 513 |
+
attn_output = self.o_proj(attn_output)
|
| 514 |
+
return attn_output, attn_weights
|
| 515 |
+
|
| 516 |
+
|
| 517 |
+
class AriaTextDecoderLayer(GradientCheckpointingLayer):
|
| 518 |
+
"""
|
| 519 |
+
Aria Text Decoder Layer.
|
| 520 |
+
|
| 521 |
+
This class defines a single decoder layer in the language model, incorporating self-attention and Mixture of Experts (MoE) feed-forward network.
|
| 522 |
+
|
| 523 |
+
Args:
|
| 524 |
+
config (`AriaTextConfig`):
|
| 525 |
+
Configuration object for the text component of the model.
|
| 526 |
+
layer_idx (`int`):
|
| 527 |
+
Index of the layer.
|
| 528 |
+
"""
|
| 529 |
+
|
| 530 |
+
def __init__(self, config: AriaTextConfig, layer_idx: int):
|
| 531 |
+
super().__init__()
|
| 532 |
+
self.hidden_size = config.hidden_size
|
| 533 |
+
|
| 534 |
+
self.self_attn = AriaTextAttention(config=config, layer_idx=layer_idx)
|
| 535 |
+
self.mlp = AriaTextMoELayer(config)
|
| 536 |
+
self.input_layernorm = AriaTextRMSNorm(config.hidden_size, eps=config.rms_norm_eps)
|
| 537 |
+
self.post_attention_layernorm = AriaTextRMSNorm(config.hidden_size, eps=config.rms_norm_eps)
|
| 538 |
+
|
| 539 |
+
def forward(
|
| 540 |
+
self,
|
| 541 |
+
hidden_states: torch.Tensor,
|
| 542 |
+
attention_mask: torch.Tensor | None = None,
|
| 543 |
+
position_ids: torch.LongTensor | None = None,
|
| 544 |
+
past_key_values: Cache | None = None,
|
| 545 |
+
use_cache: bool | None = False,
|
| 546 |
+
position_embeddings: tuple[torch.Tensor, torch.Tensor] | None = None,
|
| 547 |
+
**kwargs: Unpack[TransformersKwargs],
|
| 548 |
+
) -> torch.Tensor:
|
| 549 |
+
residual = hidden_states
|
| 550 |
+
hidden_states = self.input_layernorm(hidden_states)
|
| 551 |
+
# Self Attention
|
| 552 |
+
hidden_states, _ = self.self_attn(
|
| 553 |
+
hidden_states=hidden_states,
|
| 554 |
+
attention_mask=attention_mask,
|
| 555 |
+
position_ids=position_ids,
|
| 556 |
+
past_key_values=past_key_values,
|
| 557 |
+
use_cache=use_cache,
|
| 558 |
+
position_embeddings=position_embeddings,
|
| 559 |
+
**kwargs,
|
| 560 |
+
)
|
| 561 |
+
hidden_states = residual + hidden_states
|
| 562 |
+
|
| 563 |
+
# Fully Connected
|
| 564 |
+
residual = hidden_states
|
| 565 |
+
hidden_states = self.post_attention_layernorm(hidden_states)
|
| 566 |
+
hidden_states = self.mlp(hidden_states)
|
| 567 |
+
hidden_states = residual + hidden_states
|
| 568 |
+
return hidden_states
|
| 569 |
+
|
| 570 |
+
|
| 571 |
+
@auto_docstring
|
| 572 |
+
class AriaTextPreTrainedModel(PreTrainedModel):
|
| 573 |
+
config: AriaTextConfig
|
| 574 |
+
base_model_prefix = "model"
|
| 575 |
+
input_modalities = ("image", "text")
|
| 576 |
+
_no_split_modules = ["AriaTextDecoderLayer", "AriaGroupedExpertsGemm"]
|
| 577 |
+
supports_gradient_checkpointing = True
|
| 578 |
+
_skip_keys_device_placement = ["past_key_values"]
|
| 579 |
+
_supports_flash_attn = True
|
| 580 |
+
_supports_sdpa = True
|
| 581 |
+
|
| 582 |
+
_supports_attention_backend = True
|
| 583 |
+
_can_record_outputs = {
|
| 584 |
+
"hidden_states": AriaTextDecoderLayer,
|
| 585 |
+
"attentions": AriaTextAttention,
|
| 586 |
+
}
|
| 587 |
+
|
| 588 |
+
@torch.no_grad()
|
| 589 |
+
def _init_weights(self, module):
|
| 590 |
+
super()._init_weights(module)
|
| 591 |
+
if isinstance(module, AriaGroupedExpertsGemm):
|
| 592 |
+
init.normal_(module.weight, mean=0.0, std=self.config.initializer_range)
|
| 593 |
+
|
| 594 |
+
|
| 595 |
+
@auto_docstring
|
| 596 |
+
class AriaPreTrainedModel(PreTrainedModel):
|
| 597 |
+
config: AriaConfig
|
| 598 |
+
base_model_prefix = "model"
|
| 599 |
+
supports_gradient_checkpointing = True
|
| 600 |
+
_no_split_modules = ["AriaDecoderLayer"]
|
| 601 |
+
_skip_keys_device_placement = ["past_key_values"]
|
| 602 |
+
_supports_flash_attn = True
|
| 603 |
+
_supports_sdpa = True
|
| 604 |
+
_supports_flex_attn = True
|
| 605 |
+
_can_compile_fullgraph = False # MoE models don't work with torch.compile (dynamic slicing)
|
| 606 |
+
_supports_attention_backend = True
|
| 607 |
+
_can_record_outputs = {
|
| 608 |
+
"hidden_states": AriaTextDecoderLayer,
|
| 609 |
+
"attentions": AriaTextAttention,
|
| 610 |
+
}
|
| 611 |
+
|
| 612 |
+
@torch.no_grad()
|
| 613 |
+
def _init_weights(self, module):
|
| 614 |
+
super()._init_weights(module)
|
| 615 |
+
if isinstance(module, AriaProjector):
|
| 616 |
+
init.trunc_normal_(module.query, std=self.config.initializer_range)
|
| 617 |
+
|
| 618 |
+
|
| 619 |
+
class AriaTextRotaryEmbedding(nn.Module):
|
| 620 |
+
inv_freq: torch.Tensor # fix linting for `register_buffer`
|
| 621 |
+
|
| 622 |
+
def __init__(self, config: AriaTextConfig, device=None):
|
| 623 |
+
super().__init__()
|
| 624 |
+
self.max_seq_len_cached = config.max_position_embeddings
|
| 625 |
+
self.original_max_seq_len = config.max_position_embeddings
|
| 626 |
+
|
| 627 |
+
self.config = config
|
| 628 |
+
|
| 629 |
+
self.rope_type = self.config.rope_parameters["rope_type"]
|
| 630 |
+
rope_init_fn: Callable = self.compute_default_rope_parameters
|
| 631 |
+
if self.rope_type != "default":
|
| 632 |
+
rope_init_fn = ROPE_INIT_FUNCTIONS[self.rope_type]
|
| 633 |
+
inv_freq, self.attention_scaling = rope_init_fn(self.config, device)
|
| 634 |
+
|
| 635 |
+
self.register_buffer("inv_freq", inv_freq, persistent=False)
|
| 636 |
+
self.register_buffer("original_inv_freq", inv_freq.clone(), persistent=False)
|
| 637 |
+
|
| 638 |
+
@staticmethod
|
| 639 |
+
def compute_default_rope_parameters(
|
| 640 |
+
config: AriaTextConfig | None = None,
|
| 641 |
+
device: Optional["torch.device"] = None,
|
| 642 |
+
seq_len: int | None = None,
|
| 643 |
+
) -> tuple["torch.Tensor", float]:
|
| 644 |
+
"""
|
| 645 |
+
Computes the inverse frequencies according to the original RoPE implementation
|
| 646 |
+
Args:
|
| 647 |
+
config ([`~transformers.PreTrainedConfig`]):
|
| 648 |
+
The model configuration.
|
| 649 |
+
device (`torch.device`):
|
| 650 |
+
The device to use for initialization of the inverse frequencies.
|
| 651 |
+
seq_len (`int`, *optional*):
|
| 652 |
+
The current sequence length. Unused for this type of RoPE.
|
| 653 |
+
Returns:
|
| 654 |
+
Tuple of (`torch.Tensor`, `float`), containing the inverse frequencies for the RoPE embeddings and the
|
| 655 |
+
post-processing scaling factor applied to the computed cos/sin (unused in this type of RoPE).
|
| 656 |
+
"""
|
| 657 |
+
base = config.rope_parameters["rope_theta"]
|
| 658 |
+
dim = getattr(config, "head_dim", None) or config.hidden_size // config.num_attention_heads
|
| 659 |
+
|
| 660 |
+
attention_factor = 1.0 # Unused in this type of RoPE
|
| 661 |
+
|
| 662 |
+
# Compute the inverse frequencies
|
| 663 |
+
inv_freq = 1.0 / (
|
| 664 |
+
base ** (torch.arange(0, dim, 2, dtype=torch.int64).to(device=device, dtype=torch.float) / dim)
|
| 665 |
+
)
|
| 666 |
+
return inv_freq, attention_factor
|
| 667 |
+
|
| 668 |
+
@torch.no_grad()
|
| 669 |
+
@dynamic_rope_update # power user: used with advanced RoPE types (e.g. dynamic rope)
|
| 670 |
+
def forward(self, x, position_ids):
|
| 671 |
+
inv_freq_expanded = self.inv_freq[None, :, None].float().expand(position_ids.shape[0], -1, 1).to(x.device)
|
| 672 |
+
position_ids_expanded = position_ids[:, None, :].float()
|
| 673 |
+
|
| 674 |
+
device_type = x.device.type if isinstance(x.device.type, str) and x.device.type != "mps" else "cpu"
|
| 675 |
+
with maybe_autocast(device_type=device_type, enabled=False): # Force float32
|
| 676 |
+
freqs = (inv_freq_expanded.float() @ position_ids_expanded.float()).transpose(1, 2)
|
| 677 |
+
emb = torch.cat((freqs, freqs), dim=-1)
|
| 678 |
+
cos = emb.cos() * self.attention_scaling
|
| 679 |
+
sin = emb.sin() * self.attention_scaling
|
| 680 |
+
|
| 681 |
+
return cos.to(dtype=x.dtype), sin.to(dtype=x.dtype)
|
| 682 |
+
|
| 683 |
+
|
| 684 |
+
@auto_docstring
|
| 685 |
+
class AriaTextModel(AriaTextPreTrainedModel):
|
| 686 |
+
def __init__(self, config: AriaTextConfig):
|
| 687 |
+
super().__init__(config)
|
| 688 |
+
self.padding_idx = config.pad_token_id
|
| 689 |
+
self.vocab_size = config.vocab_size
|
| 690 |
+
|
| 691 |
+
self.embed_tokens = nn.Embedding(config.vocab_size, config.hidden_size, self.padding_idx)
|
| 692 |
+
self.layers = nn.ModuleList(
|
| 693 |
+
[AriaTextDecoderLayer(config, layer_idx) for layer_idx in range(config.num_hidden_layers)]
|
| 694 |
+
)
|
| 695 |
+
self.norm = AriaTextRMSNorm(config.hidden_size, eps=config.rms_norm_eps)
|
| 696 |
+
self.rotary_emb = AriaTextRotaryEmbedding(config=config)
|
| 697 |
+
self.gradient_checkpointing = False
|
| 698 |
+
|
| 699 |
+
# Initialize weights and apply final processing
|
| 700 |
+
self.post_init()
|
| 701 |
+
|
| 702 |
+
@merge_with_config_defaults
|
| 703 |
+
@capture_outputs
|
| 704 |
+
@auto_docstring
|
| 705 |
+
def forward(
|
| 706 |
+
self,
|
| 707 |
+
input_ids: torch.LongTensor | None = None,
|
| 708 |
+
attention_mask: torch.Tensor | None = None,
|
| 709 |
+
position_ids: torch.LongTensor | None = None,
|
| 710 |
+
past_key_values: Cache | None = None,
|
| 711 |
+
inputs_embeds: torch.FloatTensor | None = None,
|
| 712 |
+
use_cache: bool | None = None,
|
| 713 |
+
**kwargs: Unpack[TransformersKwargs],
|
| 714 |
+
) -> BaseModelOutputWithPast:
|
| 715 |
+
if (input_ids is None) ^ (inputs_embeds is not None):
|
| 716 |
+
raise ValueError("You must specify exactly one of input_ids or inputs_embeds")
|
| 717 |
+
|
| 718 |
+
if inputs_embeds is None:
|
| 719 |
+
inputs_embeds: torch.Tensor = self.embed_tokens(input_ids)
|
| 720 |
+
|
| 721 |
+
if use_cache and past_key_values is None:
|
| 722 |
+
past_key_values = DynamicCache(config=self.config)
|
| 723 |
+
|
| 724 |
+
if position_ids is None:
|
| 725 |
+
past_seen_tokens = past_key_values.get_seq_length() if past_key_values is not None else 0
|
| 726 |
+
position_ids = torch.arange(inputs_embeds.shape[1], device=inputs_embeds.device) + past_seen_tokens
|
| 727 |
+
position_ids = position_ids.unsqueeze(0)
|
| 728 |
+
|
| 729 |
+
causal_mask = create_causal_mask(
|
| 730 |
+
config=self.config,
|
| 731 |
+
inputs_embeds=inputs_embeds,
|
| 732 |
+
attention_mask=attention_mask,
|
| 733 |
+
past_key_values=past_key_values,
|
| 734 |
+
position_ids=position_ids,
|
| 735 |
+
)
|
| 736 |
+
|
| 737 |
+
hidden_states = inputs_embeds
|
| 738 |
+
position_embeddings = self.rotary_emb(hidden_states, position_ids=position_ids)
|
| 739 |
+
|
| 740 |
+
for decoder_layer in self.layers[: self.config.num_hidden_layers]:
|
| 741 |
+
hidden_states = decoder_layer(
|
| 742 |
+
hidden_states,
|
| 743 |
+
attention_mask=causal_mask,
|
| 744 |
+
position_embeddings=position_embeddings,
|
| 745 |
+
position_ids=position_ids,
|
| 746 |
+
past_key_values=past_key_values,
|
| 747 |
+
use_cache=use_cache,
|
| 748 |
+
**kwargs,
|
| 749 |
+
)
|
| 750 |
+
|
| 751 |
+
hidden_states = self.norm(hidden_states)
|
| 752 |
+
return BaseModelOutputWithPast(
|
| 753 |
+
last_hidden_state=hidden_states,
|
| 754 |
+
past_key_values=past_key_values,
|
| 755 |
+
)
|
| 756 |
+
|
| 757 |
+
|
| 758 |
+
@auto_docstring
|
| 759 |
+
class AriaTextForCausalLM(AriaTextPreTrainedModel, GenerationMixin):
|
| 760 |
+
_tied_weights_keys = {"lm_head.weight": "model.embed_tokens.weight"}
|
| 761 |
+
_tp_plan = {"lm_head": "colwise_gather_output"}
|
| 762 |
+
_pp_plan = {"lm_head": (["hidden_states"], ["logits"])}
|
| 763 |
+
|
| 764 |
+
def __init__(self, config: AriaTextConfig):
|
| 765 |
+
super().__init__(config)
|
| 766 |
+
self.model = AriaTextModel(config)
|
| 767 |
+
self.vocab_size = config.vocab_size
|
| 768 |
+
self.lm_head = nn.Linear(config.hidden_size, config.vocab_size, bias=False)
|
| 769 |
+
|
| 770 |
+
# Initialize weights and apply final processing
|
| 771 |
+
self.post_init()
|
| 772 |
+
|
| 773 |
+
@auto_docstring
|
| 774 |
+
def forward(
|
| 775 |
+
self,
|
| 776 |
+
input_ids: torch.LongTensor | None = None,
|
| 777 |
+
attention_mask: torch.Tensor | None = None,
|
| 778 |
+
position_ids: torch.LongTensor | None = None,
|
| 779 |
+
past_key_values: Cache | None = None,
|
| 780 |
+
inputs_embeds: torch.FloatTensor | None = None,
|
| 781 |
+
labels: torch.LongTensor | None = None,
|
| 782 |
+
use_cache: bool | None = None,
|
| 783 |
+
logits_to_keep: int | torch.Tensor = 0,
|
| 784 |
+
**kwargs: Unpack[TransformersKwargs],
|
| 785 |
+
) -> CausalLMOutputWithPast:
|
| 786 |
+
r"""
|
| 787 |
+
Example:
|
| 788 |
+
|
| 789 |
+
```python
|
| 790 |
+
>>> from transformers import AutoTokenizer, AriaTextForCausalLM
|
| 791 |
+
|
| 792 |
+
>>> model = AriaTextForCausalLM.from_pretrained("meta-aria_text/AriaText-2-7b-hf")
|
| 793 |
+
>>> tokenizer = AutoTokenizer.from_pretrained("meta-aria_text/AriaText-2-7b-hf")
|
| 794 |
+
|
| 795 |
+
>>> prompt = "Hey, are you conscious? Can you talk to me?"
|
| 796 |
+
>>> inputs = tokenizer(prompt, return_tensors="pt")
|
| 797 |
+
|
| 798 |
+
>>> # Generate
|
| 799 |
+
>>> generate_ids = model.generate(inputs.input_ids, max_length=30)
|
| 800 |
+
>>> tokenizer.batch_decode(generate_ids, skip_special_tokens=True, clean_up_tokenization_spaces=False)[0]
|
| 801 |
+
"Hey, are you conscious? Can you talk to me?\nI'm not conscious, but I can talk to you."
|
| 802 |
+
```"""
|
| 803 |
+
outputs: BaseModelOutputWithPast = self.model(
|
| 804 |
+
input_ids=input_ids,
|
| 805 |
+
attention_mask=attention_mask,
|
| 806 |
+
position_ids=position_ids,
|
| 807 |
+
past_key_values=past_key_values,
|
| 808 |
+
inputs_embeds=inputs_embeds,
|
| 809 |
+
use_cache=use_cache,
|
| 810 |
+
**kwargs,
|
| 811 |
+
)
|
| 812 |
+
|
| 813 |
+
hidden_states = outputs.last_hidden_state
|
| 814 |
+
# Only compute necessary logits, and do not upcast them to float if we are not computing the loss
|
| 815 |
+
slice_indices = slice(-logits_to_keep, None) if isinstance(logits_to_keep, int) else logits_to_keep
|
| 816 |
+
logits = self.lm_head(hidden_states[:, slice_indices, :])
|
| 817 |
+
|
| 818 |
+
loss = None
|
| 819 |
+
if labels is not None:
|
| 820 |
+
loss = self.loss_function(logits=logits, labels=labels, vocab_size=self.config.vocab_size, **kwargs)
|
| 821 |
+
|
| 822 |
+
return CausalLMOutputWithPast(
|
| 823 |
+
loss=loss,
|
| 824 |
+
logits=logits,
|
| 825 |
+
past_key_values=outputs.past_key_values,
|
| 826 |
+
hidden_states=outputs.hidden_states,
|
| 827 |
+
attentions=outputs.attentions,
|
| 828 |
+
)
|
| 829 |
+
|
| 830 |
+
|
| 831 |
+
@auto_docstring(
|
| 832 |
+
custom_intro="""
|
| 833 |
+
Base class for Aria causal language model (or autoregressive) outputs.
|
| 834 |
+
"""
|
| 835 |
+
)
|
| 836 |
+
@dataclass
|
| 837 |
+
class AriaCausalLMOutputWithPast(ModelOutput):
|
| 838 |
+
r"""
|
| 839 |
+
loss (`torch.FloatTensor` of shape `(1,)`, *optional*, returned when `labels` is provided):
|
| 840 |
+
Language modeling loss (for next-token prediction).
|
| 841 |
+
logits (`torch.FloatTensor` of shape `(batch_size, sequence_length, config.vocab_size)`):
|
| 842 |
+
Prediction scores of the language modeling head (scores for each vocabulary token before SoftMax).
|
| 843 |
+
past_key_values (`Cache`, *optional*, returned when `use_cache=True` is passed or when `config.use_cache=True`):
|
| 844 |
+
It is a [`~cache_utils.Cache`] instance. For more details, see our [kv cache guide](https://huggingface.co/docs/transformers/en/kv_cache).
|
| 845 |
+
|
| 846 |
+
Contains pre-computed hidden-states (key and values in the self-attention blocks) that can be used (see
|
| 847 |
+
`past_key_values` input) to speed up sequential decoding.
|
| 848 |
+
image_hidden_states (`torch.FloatTensor`, *optional*):
|
| 849 |
+
A `torch.FloatTensor` of size `(batch_size, num_images, sequence_length, hidden_size)`.
|
| 850 |
+
image_hidden_states of the model produced by the vision encoder and after projecting the last hidden state.
|
| 851 |
+
"""
|
| 852 |
+
|
| 853 |
+
loss: torch.FloatTensor | None = None
|
| 854 |
+
logits: torch.FloatTensor | None = None
|
| 855 |
+
past_key_values: Cache | None = None
|
| 856 |
+
hidden_states: tuple[torch.FloatTensor] | None = None
|
| 857 |
+
attentions: tuple[torch.FloatTensor] | None = None
|
| 858 |
+
image_hidden_states: torch.FloatTensor | None = None
|
| 859 |
+
|
| 860 |
+
|
| 861 |
+
@auto_docstring(
|
| 862 |
+
custom_intro="""
|
| 863 |
+
Base class for Aria outputs, with hidden states and attentions.
|
| 864 |
+
"""
|
| 865 |
+
)
|
| 866 |
+
@dataclass
|
| 867 |
+
class AriaModelOutputWithPast(BaseModelOutputWithPast):
|
| 868 |
+
r"""
|
| 869 |
+
past_key_values (`Cache`, *optional*, returned when `use_cache=True` is passed or when `config.use_cache=True`):
|
| 870 |
+
It is a [`~cache_utils.Cache`] instance. For more details, see our [kv cache guide](https://huggingface.co/docs/transformers/en/kv_cache).
|
| 871 |
+
|
| 872 |
+
Contains pre-computed hidden-states (key and values in the self-attention blocks) that can be used (see
|
| 873 |
+
`past_key_values` input) to speed up sequential decoding.
|
| 874 |
+
image_hidden_states (`torch.FloatTensor`, *optional*):
|
| 875 |
+
A `torch.FloatTensor` of size `(batch_size, num_images, sequence_length, hidden_size)`.
|
| 876 |
+
image_hidden_states of the model produced by the vision encoder and after projecting the last hidden state.
|
| 877 |
+
"""
|
| 878 |
+
|
| 879 |
+
image_hidden_states: torch.FloatTensor | None = None
|
| 880 |
+
|
| 881 |
+
|
| 882 |
+
@auto_docstring(
|
| 883 |
+
custom_intro="""
|
| 884 |
+
The Aria model which consists of a vision backbone and a language model, without a language modeling head.
|
| 885 |
+
"""
|
| 886 |
+
)
|
| 887 |
+
class AriaModel(AriaPreTrainedModel):
|
| 888 |
+
def __init__(self, config: AriaConfig):
|
| 889 |
+
super().__init__(config)
|
| 890 |
+
self.vision_tower = AutoModel.from_config(config.vision_config)
|
| 891 |
+
self.multi_modal_projector = AriaProjector(config)
|
| 892 |
+
self.language_model = AutoModel.from_config(config.text_config)
|
| 893 |
+
self.post_init()
|
| 894 |
+
|
| 895 |
+
@merge_with_config_defaults
|
| 896 |
+
@can_return_tuple
|
| 897 |
+
@auto_docstring(
|
| 898 |
+
custom_intro="Obtains image last hidden states from the vision tower and apply multimodal projection."
|
| 899 |
+
)
|
| 900 |
+
def get_image_features(
|
| 901 |
+
self,
|
| 902 |
+
pixel_values: torch.FloatTensor,
|
| 903 |
+
pixel_mask: torch.FloatTensor | None = None,
|
| 904 |
+
vision_feature_layer: int | list[int] = -1,
|
| 905 |
+
output_hidden_states: bool | None = None,
|
| 906 |
+
**kwargs: Unpack[TransformersKwargs],
|
| 907 |
+
) -> tuple | BaseModelOutputWithPooling:
|
| 908 |
+
patch_attention_mask = self._create_patch_attention_mask(pixel_mask)
|
| 909 |
+
image_outputs = self.vision_tower(
|
| 910 |
+
pixel_values,
|
| 911 |
+
patch_attention_mask=patch_attention_mask,
|
| 912 |
+
output_hidden_states=True, # Ignore arg on purpose
|
| 913 |
+
return_dict=True,
|
| 914 |
+
**kwargs,
|
| 915 |
+
)
|
| 916 |
+
image_attn_mask = None
|
| 917 |
+
if patch_attention_mask is not None:
|
| 918 |
+
flattened_mask = patch_attention_mask.flatten(1)
|
| 919 |
+
image_attn_mask = torch.logical_not(flattened_mask)
|
| 920 |
+
|
| 921 |
+
selected_image_feature = image_outputs.hidden_states[vision_feature_layer]
|
| 922 |
+
image_outputs.pooler_output = self.multi_modal_projector(selected_image_feature, attn_mask=image_attn_mask)
|
| 923 |
+
|
| 924 |
+
return image_outputs
|
| 925 |
+
|
| 926 |
+
def get_placeholder_mask(
|
| 927 |
+
self, input_ids: torch.LongTensor, inputs_embeds: torch.FloatTensor, image_features: torch.FloatTensor
|
| 928 |
+
):
|
| 929 |
+
"""
|
| 930 |
+
Obtains multimodal placeholder mask from `input_ids` or `inputs_embeds`, and checks that the placeholder token count is
|
| 931 |
+
equal to the length of multimodal features. If the lengths are different, an error is raised.
|
| 932 |
+
"""
|
| 933 |
+
if input_ids is None:
|
| 934 |
+
special_image_mask = inputs_embeds == self.get_input_embeddings()(
|
| 935 |
+
torch.tensor(self.config.image_token_id, dtype=torch.long, device=inputs_embeds.device)
|
| 936 |
+
)
|
| 937 |
+
special_image_mask = special_image_mask.all(-1)
|
| 938 |
+
else:
|
| 939 |
+
special_image_mask = input_ids == self.config.image_token_id
|
| 940 |
+
|
| 941 |
+
n_image_tokens = special_image_mask.sum()
|
| 942 |
+
n_image_features = image_features.shape[0] * image_features.shape[1]
|
| 943 |
+
special_image_mask = special_image_mask.unsqueeze(-1).expand_as(inputs_embeds).to(inputs_embeds.device)
|
| 944 |
+
torch_compilable_check(
|
| 945 |
+
inputs_embeds[special_image_mask].numel() == image_features.numel(),
|
| 946 |
+
f"Image features and image tokens do not match, tokens: {n_image_tokens}, features: {n_image_features}",
|
| 947 |
+
)
|
| 948 |
+
return special_image_mask
|
| 949 |
+
|
| 950 |
+
@can_return_tuple
|
| 951 |
+
@auto_docstring
|
| 952 |
+
def forward(
|
| 953 |
+
self,
|
| 954 |
+
input_ids: torch.LongTensor | None = None,
|
| 955 |
+
pixel_values: torch.FloatTensor | None = None,
|
| 956 |
+
pixel_mask: torch.LongTensor | None = None,
|
| 957 |
+
attention_mask: torch.Tensor | None = None,
|
| 958 |
+
position_ids: torch.LongTensor | None = None,
|
| 959 |
+
past_key_values: Cache | None = None,
|
| 960 |
+
inputs_embeds: torch.FloatTensor | None = None,
|
| 961 |
+
use_cache: bool | None = None,
|
| 962 |
+
**kwargs: Unpack[FlashAttentionKwargs],
|
| 963 |
+
) -> tuple | AriaModelOutputWithPast:
|
| 964 |
+
if inputs_embeds is None:
|
| 965 |
+
inputs_embeds = self.get_input_embeddings()(input_ids)
|
| 966 |
+
|
| 967 |
+
# 2. Merge text and images
|
| 968 |
+
if pixel_values is not None and inputs_embeds.shape[1] != 1:
|
| 969 |
+
image_features = self.get_image_features(
|
| 970 |
+
pixel_values=pixel_values,
|
| 971 |
+
pixel_mask=pixel_mask,
|
| 972 |
+
vision_feature_layer=self.config.vision_feature_layer,
|
| 973 |
+
return_dict=True,
|
| 974 |
+
).pooler_output
|
| 975 |
+
image_features = image_features.to(inputs_embeds.device, inputs_embeds.dtype)
|
| 976 |
+
special_image_mask = self.get_placeholder_mask(
|
| 977 |
+
input_ids, inputs_embeds=inputs_embeds, image_features=image_features
|
| 978 |
+
)
|
| 979 |
+
inputs_embeds = inputs_embeds.masked_scatter(special_image_mask, image_features)
|
| 980 |
+
|
| 981 |
+
outputs = self.language_model(
|
| 982 |
+
attention_mask=attention_mask,
|
| 983 |
+
position_ids=position_ids,
|
| 984 |
+
past_key_values=past_key_values,
|
| 985 |
+
inputs_embeds=inputs_embeds,
|
| 986 |
+
use_cache=use_cache,
|
| 987 |
+
**kwargs,
|
| 988 |
+
)
|
| 989 |
+
|
| 990 |
+
return AriaModelOutputWithPast(
|
| 991 |
+
last_hidden_state=outputs.last_hidden_state,
|
| 992 |
+
past_key_values=outputs.past_key_values if use_cache else None,
|
| 993 |
+
hidden_states=outputs.hidden_states,
|
| 994 |
+
attentions=outputs.attentions,
|
| 995 |
+
image_hidden_states=image_features if pixel_values is not None else None,
|
| 996 |
+
)
|
| 997 |
+
|
| 998 |
+
def _create_patch_attention_mask(self, pixel_mask):
|
| 999 |
+
if pixel_mask is None:
|
| 1000 |
+
return None
|
| 1001 |
+
|
| 1002 |
+
patches_subgrid = pixel_mask.unfold(
|
| 1003 |
+
dimension=1,
|
| 1004 |
+
size=self.vision_tower.config.patch_size,
|
| 1005 |
+
step=self.vision_tower.config.patch_size,
|
| 1006 |
+
)
|
| 1007 |
+
patches_subgrid = patches_subgrid.unfold(
|
| 1008 |
+
dimension=2,
|
| 1009 |
+
size=self.vision_tower.config.patch_size,
|
| 1010 |
+
step=self.vision_tower.config.patch_size,
|
| 1011 |
+
)
|
| 1012 |
+
return (patches_subgrid.sum(dim=(-1, -2)) > 0).bool()
|
| 1013 |
+
|
| 1014 |
+
|
| 1015 |
+
@auto_docstring(
|
| 1016 |
+
custom_intro="""
|
| 1017 |
+
Aria model for conditional generation tasks.
|
| 1018 |
+
|
| 1019 |
+
This model combines a vision tower, a multi-modal projector, and a language model
|
| 1020 |
+
to perform tasks that involve both image and text inputs.
|
| 1021 |
+
"""
|
| 1022 |
+
)
|
| 1023 |
+
class AriaForConditionalGeneration(AriaPreTrainedModel, GenerationMixin):
|
| 1024 |
+
_tied_weights_keys = {"lm_head.weight": "model.language_model.embed_tokens.weight"}
|
| 1025 |
+
|
| 1026 |
+
def __init__(self, config: AriaConfig):
|
| 1027 |
+
super().__init__(config)
|
| 1028 |
+
self.model = AriaModel(config)
|
| 1029 |
+
self.lm_head = nn.Linear(config.text_config.hidden_size, config.text_config.vocab_size, bias=False)
|
| 1030 |
+
self.post_init()
|
| 1031 |
+
|
| 1032 |
+
def get_output_embeddings(self) -> nn.Module:
|
| 1033 |
+
return self.lm_head
|
| 1034 |
+
|
| 1035 |
+
@auto_docstring
|
| 1036 |
+
def get_image_features(
|
| 1037 |
+
self,
|
| 1038 |
+
pixel_values: torch.FloatTensor,
|
| 1039 |
+
pixel_mask: torch.FloatTensor | None = None,
|
| 1040 |
+
vision_feature_layer: int | list[int] = -1,
|
| 1041 |
+
**kwargs: Unpack[TransformersKwargs],
|
| 1042 |
+
) -> tuple | BaseModelOutputWithPooling:
|
| 1043 |
+
return self.model.get_image_features(
|
| 1044 |
+
pixel_values=pixel_values,
|
| 1045 |
+
pixel_mask=pixel_mask,
|
| 1046 |
+
vision_feature_layer=vision_feature_layer,
|
| 1047 |
+
**kwargs,
|
| 1048 |
+
)
|
| 1049 |
+
|
| 1050 |
+
@can_return_tuple
|
| 1051 |
+
@auto_docstring
|
| 1052 |
+
def forward(
|
| 1053 |
+
self,
|
| 1054 |
+
input_ids: torch.LongTensor | None = None,
|
| 1055 |
+
pixel_values: torch.FloatTensor | None = None,
|
| 1056 |
+
pixel_mask: torch.LongTensor | None = None,
|
| 1057 |
+
attention_mask: torch.Tensor | None = None,
|
| 1058 |
+
position_ids: torch.LongTensor | None = None,
|
| 1059 |
+
past_key_values: Cache | None = None,
|
| 1060 |
+
inputs_embeds: torch.FloatTensor | None = None,
|
| 1061 |
+
labels: torch.LongTensor | None = None,
|
| 1062 |
+
use_cache: bool | None = None,
|
| 1063 |
+
logits_to_keep: int | torch.Tensor = 0,
|
| 1064 |
+
**kwargs: Unpack[TransformersKwargs],
|
| 1065 |
+
) -> tuple | AriaCausalLMOutputWithPast:
|
| 1066 |
+
r"""
|
| 1067 |
+
labels (`torch.LongTensor` of shape `(batch_size, sequence_length)`, *optional*):
|
| 1068 |
+
Labels for computing the masked language modeling loss. Indices should either be in `[0, ...,
|
| 1069 |
+
config.vocab_size]` or `model.image_token_id` (where `model` is your instance of `AriaForConditionalGeneration`).
|
| 1070 |
+
Tokens with indices set to `model.image_token_id` are ignored (masked), the loss is only
|
| 1071 |
+
computed for the tokens with labels in `[0, ..., config.vocab_size]`.
|
| 1072 |
+
|
| 1073 |
+
Example:
|
| 1074 |
+
|
| 1075 |
+
```python
|
| 1076 |
+
>>> import httpx
|
| 1077 |
+
>>> from io import BytesIO
|
| 1078 |
+
>>> import torch
|
| 1079 |
+
>>> from PIL import Image
|
| 1080 |
+
>>> from io import BytesIO
|
| 1081 |
+
|
| 1082 |
+
>>> from transformers import AutoProcessor, AutoModel
|
| 1083 |
+
>>> from transformers.image_utils import load_image
|
| 1084 |
+
|
| 1085 |
+
>>> # Note that passing the image urls (instead of the actual pil images) to the processor is also possible
|
| 1086 |
+
>>> image1 = load_image("https://cdn.britannica.com/61/93061-050-99147DCE/Statue-of-Liberty-Island-New-York-Bay.jpg")
|
| 1087 |
+
>>> image2 = load_image("https://cdn.britannica.com/59/94459-050-DBA42467/Skyline-Chicago.jpg")
|
| 1088 |
+
>>> image3 = load_image("https://cdn.britannica.com/68/170868-050-8DDE8263/Golden-Gate-Bridge-San-Francisco.jpg")
|
| 1089 |
+
|
| 1090 |
+
>>> processor = AutoProcessor.from_pretrained("Rhymes-AI/Aria")
|
| 1091 |
+
>>> model = AutoModel.from_pretrained("Rhymes-AI/Aria", dtype=torch.bfloat16, device_map="auto")
|
| 1092 |
+
|
| 1093 |
+
>>> # Create inputs
|
| 1094 |
+
>>> messages = [
|
| 1095 |
+
... {
|
| 1096 |
+
... "role": "user",
|
| 1097 |
+
... "content": [
|
| 1098 |
+
... {"type": "image"},
|
| 1099 |
+
... {"type": "text", "text": "In this image, we can see the city of New York, and more specifically the Statue of Liberty."},
|
| 1100 |
+
... {"type": "image"},
|
| 1101 |
+
... {"type": "text", "text": "What can we see in this image?"},
|
| 1102 |
+
... ]
|
| 1103 |
+
... },
|
| 1104 |
+
... {
|
| 1105 |
+
... "role": "user",
|
| 1106 |
+
... "content": [
|
| 1107 |
+
... {"type": "image"},
|
| 1108 |
+
... {"type": "text", "text": "In which city is that bridge located?"},
|
| 1109 |
+
... ]
|
| 1110 |
+
... }
|
| 1111 |
+
... ]
|
| 1112 |
+
|
| 1113 |
+
>>> prompts = [processor.apply_chat_template([message], add_generation_prompt=True) for message in messages]
|
| 1114 |
+
>>> images = [[image1, image2], [image3]]
|
| 1115 |
+
>>> inputs = processor(text=prompts, images=images, padding=True, return_tensors="pt").to(model.device)
|
| 1116 |
+
|
| 1117 |
+
>>> # Generate
|
| 1118 |
+
>>> generated_ids = model.generate(**inputs, max_new_tokens=256)
|
| 1119 |
+
>>> generated_texts = processor.batch_decode(generated_ids, skip_special_tokens=True)
|
| 1120 |
+
|
| 1121 |
+
>>> print(generated_texts[0])
|
| 1122 |
+
Assistant: There are buildings, trees, lights, and water visible in this image.
|
| 1123 |
+
|
| 1124 |
+
>>> print(generated_texts[1])
|
| 1125 |
+
Assistant: The bridge is in San Francisco.
|
| 1126 |
+
```"""
|
| 1127 |
+
outputs = self.model(
|
| 1128 |
+
input_ids=input_ids,
|
| 1129 |
+
pixel_values=pixel_values,
|
| 1130 |
+
pixel_mask=pixel_mask,
|
| 1131 |
+
attention_mask=attention_mask,
|
| 1132 |
+
position_ids=position_ids,
|
| 1133 |
+
past_key_values=past_key_values,
|
| 1134 |
+
inputs_embeds=inputs_embeds,
|
| 1135 |
+
use_cache=use_cache,
|
| 1136 |
+
**kwargs,
|
| 1137 |
+
)
|
| 1138 |
+
|
| 1139 |
+
hidden_states = outputs[0]
|
| 1140 |
+
# Only compute necessary logits, and do not upcast them to float if we are not computing the loss
|
| 1141 |
+
slice_indices = slice(-logits_to_keep, None) if isinstance(logits_to_keep, int) else logits_to_keep
|
| 1142 |
+
logits = self.lm_head(hidden_states[:, slice_indices, :])
|
| 1143 |
+
|
| 1144 |
+
loss = None
|
| 1145 |
+
if labels is not None:
|
| 1146 |
+
loss = self.loss_function(
|
| 1147 |
+
logits=logits, labels=labels, vocab_size=self.config.text_config.vocab_size, **kwargs
|
| 1148 |
+
)
|
| 1149 |
+
|
| 1150 |
+
return AriaCausalLMOutputWithPast(
|
| 1151 |
+
loss=loss,
|
| 1152 |
+
logits=logits,
|
| 1153 |
+
past_key_values=outputs.past_key_values,
|
| 1154 |
+
hidden_states=outputs.hidden_states,
|
| 1155 |
+
attentions=outputs.attentions,
|
| 1156 |
+
)
|
| 1157 |
+
|
| 1158 |
+
def prepare_inputs_for_generation(
|
| 1159 |
+
self,
|
| 1160 |
+
input_ids,
|
| 1161 |
+
past_key_values=None,
|
| 1162 |
+
inputs_embeds=None,
|
| 1163 |
+
pixel_values=None,
|
| 1164 |
+
pixel_mask=None,
|
| 1165 |
+
attention_mask=None,
|
| 1166 |
+
logits_to_keep=None,
|
| 1167 |
+
is_first_iteration=False,
|
| 1168 |
+
**kwargs,
|
| 1169 |
+
):
|
| 1170 |
+
model_inputs = super().prepare_inputs_for_generation(
|
| 1171 |
+
input_ids,
|
| 1172 |
+
past_key_values=past_key_values,
|
| 1173 |
+
inputs_embeds=inputs_embeds,
|
| 1174 |
+
attention_mask=attention_mask,
|
| 1175 |
+
logits_to_keep=logits_to_keep,
|
| 1176 |
+
is_first_iteration=is_first_iteration,
|
| 1177 |
+
**kwargs,
|
| 1178 |
+
)
|
| 1179 |
+
|
| 1180 |
+
if is_first_iteration or not kwargs.get("use_cache", True):
|
| 1181 |
+
# Pixel values are used only in the first iteration if available
|
| 1182 |
+
# In subsequent iterations, they are already merged with text and cached
|
| 1183 |
+
# NOTE: first iteration doesn't have to be prefill, it can be the first
|
| 1184 |
+
# iteration with a question and cached system prompt (continue generate from cache)
|
| 1185 |
+
model_inputs["pixel_values"] = pixel_values
|
| 1186 |
+
model_inputs["pixel_mask"] = pixel_mask
|
| 1187 |
+
|
| 1188 |
+
return model_inputs
|
| 1189 |
+
|
| 1190 |
+
|
| 1191 |
+
__all__ = [
|
| 1192 |
+
"AriaForConditionalGeneration",
|
| 1193 |
+
"AriaPreTrainedModel",
|
| 1194 |
+
"AriaTextPreTrainedModel",
|
| 1195 |
+
"AriaTextModel",
|
| 1196 |
+
"AriaModel",
|
| 1197 |
+
"AriaTextForCausalLM",
|
| 1198 |
+
]
|
data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/aria/modular_aria.py
ADDED
|
@@ -0,0 +1,1156 @@
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
| 1 |
+
# Copyright 2024 The Rhymes-AI Teams Authors and The HuggingFace Inc. team. All rights reserved.
|
| 2 |
+
#
|
| 3 |
+
# Licensed under the Apache License, Version 2.0 (the "License");
|
| 4 |
+
# you may not use this file except in compliance with the License.
|
| 5 |
+
# You may obtain a copy of the License at
|
| 6 |
+
#
|
| 7 |
+
# http://www.apache.org/licenses/LICENSE-2.0
|
| 8 |
+
#
|
| 9 |
+
# Unless required by applicable law or agreed to in writing, software
|
| 10 |
+
# distributed under the License is distributed on an "AS IS" BASIS,
|
| 11 |
+
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
| 12 |
+
# See the License for the specific language governing permissions and
|
| 13 |
+
# limitations under the License.
|
| 14 |
+
import torch
|
| 15 |
+
from huggingface_hub.dataclasses import strict
|
| 16 |
+
from torch import nn
|
| 17 |
+
from torchvision.transforms.v2 import functional as tvF
|
| 18 |
+
|
| 19 |
+
from ... import initialization as init
|
| 20 |
+
from ...activations import ACT2FN
|
| 21 |
+
from ...cache_utils import Cache
|
| 22 |
+
from ...configuration_utils import PreTrainedConfig
|
| 23 |
+
from ...image_processing_backends import TorchvisionBackend
|
| 24 |
+
from ...image_processing_utils import BatchFeature, get_patch_output_size, select_best_resolution
|
| 25 |
+
from ...image_transforms import divide_to_patches
|
| 26 |
+
from ...image_utils import (
|
| 27 |
+
ChannelDimension,
|
| 28 |
+
ImageInput,
|
| 29 |
+
PILImageResampling,
|
| 30 |
+
SizeDict,
|
| 31 |
+
get_image_size,
|
| 32 |
+
)
|
| 33 |
+
from ...modeling_flash_attention_utils import FlashAttentionKwargs
|
| 34 |
+
from ...modeling_outputs import BaseModelOutputWithPooling
|
| 35 |
+
from ...modeling_utils import PreTrainedModel
|
| 36 |
+
from ...processing_utils import ImagesKwargs, MultiModalData, ProcessingKwargs, ProcessorMixin, Unpack
|
| 37 |
+
from ...tokenization_python import PreTokenizedInput, TextInput
|
| 38 |
+
from ...utils import (
|
| 39 |
+
TensorType,
|
| 40 |
+
TransformersKwargs,
|
| 41 |
+
auto_docstring,
|
| 42 |
+
can_return_tuple,
|
| 43 |
+
logging,
|
| 44 |
+
)
|
| 45 |
+
from ..auto import CONFIG_MAPPING, AutoConfig, AutoTokenizer
|
| 46 |
+
from ..llama.configuration_llama import LlamaConfig
|
| 47 |
+
from ..llama.modeling_llama import (
|
| 48 |
+
LlamaAttention,
|
| 49 |
+
LlamaDecoderLayer,
|
| 50 |
+
LlamaForCausalLM,
|
| 51 |
+
LlamaMLP,
|
| 52 |
+
LlamaModel,
|
| 53 |
+
LlamaPreTrainedModel,
|
| 54 |
+
LlamaRMSNorm,
|
| 55 |
+
)
|
| 56 |
+
from ..llava.modeling_llava import (
|
| 57 |
+
LlavaCausalLMOutputWithPast,
|
| 58 |
+
LlavaForConditionalGeneration,
|
| 59 |
+
LlavaModel,
|
| 60 |
+
LlavaModelOutputWithPast,
|
| 61 |
+
)
|
| 62 |
+
|
| 63 |
+
|
| 64 |
+
logger = logging.get_logger(__name__)
|
| 65 |
+
|
| 66 |
+
|
| 67 |
+
def sequential_experts_gemm(token_states, expert_weights, tokens_per_expert):
|
| 68 |
+
"""
|
| 69 |
+
Compute the matrix multiplication (GEMM) for each expert sequentially. This approach is computationally inefficient, especially when dealing with a large number of experts.
|
| 70 |
+
|
| 71 |
+
Args:
|
| 72 |
+
token_states (torch.Tensor): Input tensor of shape (num_tokens, in_features).
|
| 73 |
+
expert_weights (torch.Tensor): Weight tensor of shape (num_experts, in_features, out_features).
|
| 74 |
+
tokens_per_expert (torch.Tensor): Number of tokens assigned to each expert.
|
| 75 |
+
|
| 76 |
+
Returns:
|
| 77 |
+
torch.Tensor: Output tensor of shape (num_tokens, out_features).
|
| 78 |
+
"""
|
| 79 |
+
num_tokens = token_states.shape[0]
|
| 80 |
+
out_features = expert_weights.shape[-1]
|
| 81 |
+
output = torch.zeros(num_tokens, out_features, dtype=token_states.dtype, device=token_states.device)
|
| 82 |
+
|
| 83 |
+
cumsum_num_tokens = torch.cumsum(tokens_per_expert, dim=0)
|
| 84 |
+
# Insert zero at the beginning for offset index's convenience
|
| 85 |
+
zero_tensor = torch.zeros(1, dtype=torch.long, device=cumsum_num_tokens.device)
|
| 86 |
+
cumsum_num_tokens = torch.cat((zero_tensor, cumsum_num_tokens))
|
| 87 |
+
|
| 88 |
+
for expert_num in range(expert_weights.shape[0]):
|
| 89 |
+
start = cumsum_num_tokens[expert_num]
|
| 90 |
+
end = cumsum_num_tokens[expert_num + 1]
|
| 91 |
+
tokens = token_states[start:end]
|
| 92 |
+
|
| 93 |
+
out = torch.matmul(tokens, expert_weights[expert_num])
|
| 94 |
+
output[start:end] = out
|
| 95 |
+
return output
|
| 96 |
+
|
| 97 |
+
|
| 98 |
+
@auto_docstring(checkpoint="rhymes-ai/Aria")
|
| 99 |
+
@strict
|
| 100 |
+
class AriaTextConfig(LlamaConfig):
|
| 101 |
+
r"""
|
| 102 |
+
moe_num_experts (`int`, *optional*, defaults to 8):
|
| 103 |
+
The number of experts in the MoE layer.
|
| 104 |
+
moe_topk (`int`, *optional*, defaults to 2):
|
| 105 |
+
The number of top experts to route to for each token.
|
| 106 |
+
moe_num_shared_experts (`int`, *optional*, defaults to 2):
|
| 107 |
+
The number of shared experts.
|
| 108 |
+
"""
|
| 109 |
+
|
| 110 |
+
model_type = "aria_text"
|
| 111 |
+
base_config_key = "text_config"
|
| 112 |
+
base_model_tp_plan = {
|
| 113 |
+
"layers.*.self_attn.q_proj": "colwise",
|
| 114 |
+
"layers.*.self_attn.k_proj": "colwise",
|
| 115 |
+
"layers.*.self_attn.v_proj": "colwise",
|
| 116 |
+
"layers.*.self_attn.o_proj": "rowwise",
|
| 117 |
+
"layers.*.mlp.shared_experts.gate_proj": "colwise",
|
| 118 |
+
"layers.*.mlp.shared_experts.up_proj": "colwise",
|
| 119 |
+
"layers.*.mlp.shared_experts.down_proj": "rowwise",
|
| 120 |
+
}
|
| 121 |
+
|
| 122 |
+
intermediate_size: int = 4096
|
| 123 |
+
moe_num_experts: int = 8
|
| 124 |
+
moe_topk: int = 2
|
| 125 |
+
moe_num_shared_experts: int = 2
|
| 126 |
+
pad_token_id: int | None = 2
|
| 127 |
+
|
| 128 |
+
|
| 129 |
+
@auto_docstring(checkpoint="rhymes-ai/Aria")
|
| 130 |
+
@strict
|
| 131 |
+
class AriaConfig(PreTrainedConfig):
|
| 132 |
+
r"""
|
| 133 |
+
projector_patch_to_query_dict (`dict`, *optional*):
|
| 134 |
+
Mapping of patch sizes to query dimensions.
|
| 135 |
+
"""
|
| 136 |
+
|
| 137 |
+
model_type = "aria"
|
| 138 |
+
attribute_map = {
|
| 139 |
+
"image_token_id": "image_token_index",
|
| 140 |
+
}
|
| 141 |
+
sub_configs = {"text_config": AriaTextConfig, "vision_config": AutoConfig}
|
| 142 |
+
|
| 143 |
+
vision_config: dict | PreTrainedConfig | None = None
|
| 144 |
+
text_config: dict | AriaTextConfig | None = None
|
| 145 |
+
vision_feature_layer: int | list[int] = -1
|
| 146 |
+
projector_patch_to_query_dict: dict | None = None
|
| 147 |
+
image_token_index: int = 9
|
| 148 |
+
initializer_range: float = 0.02
|
| 149 |
+
tie_word_embeddings: bool = False
|
| 150 |
+
|
| 151 |
+
def __post_init__(self, **kwargs):
|
| 152 |
+
# Convert the keys and values of projector_patch_to_query_dict to integers
|
| 153 |
+
# This ensures consistency even if they were provided as strings
|
| 154 |
+
if self.projector_patch_to_query_dict is None:
|
| 155 |
+
self.projector_patch_to_query_dict = {
|
| 156 |
+
1225: 128,
|
| 157 |
+
4900: 256,
|
| 158 |
+
}
|
| 159 |
+
self.projector_patch_to_query_dict = {int(k): int(v) for k, v in self.projector_patch_to_query_dict.items()}
|
| 160 |
+
self.max_value_projector_patch_to_query_dict = max(self.projector_patch_to_query_dict.values())
|
| 161 |
+
|
| 162 |
+
if isinstance(self.vision_config, dict):
|
| 163 |
+
self.vision_config["model_type"] = "idefics3_vision"
|
| 164 |
+
self.vision_config = CONFIG_MAPPING[self.vision_config["model_type"]](**self.vision_config)
|
| 165 |
+
elif self.vision_config is None:
|
| 166 |
+
self.vision_config = CONFIG_MAPPING["idefics3_vision"]()
|
| 167 |
+
|
| 168 |
+
if isinstance(self.text_config, dict) and "model_type" in self.text_config:
|
| 169 |
+
self.text_config = AriaTextConfig(**self.text_config)
|
| 170 |
+
elif self.text_config is None:
|
| 171 |
+
self.text_config = AriaTextConfig()
|
| 172 |
+
|
| 173 |
+
super().__post_init__(**kwargs)
|
| 174 |
+
|
| 175 |
+
|
| 176 |
+
class AriaTextRMSNorm(LlamaRMSNorm):
|
| 177 |
+
pass
|
| 178 |
+
|
| 179 |
+
|
| 180 |
+
class AriaProjectorMLP(nn.Module):
|
| 181 |
+
"""
|
| 182 |
+
Feed-Forward Network module for the Aria Projector.
|
| 183 |
+
|
| 184 |
+
Args:
|
| 185 |
+
in_features (`int`):
|
| 186 |
+
Input embedding dimension.
|
| 187 |
+
hidden_features (`int`):
|
| 188 |
+
Hidden dimension of the feed-forward network.
|
| 189 |
+
output_dim (`int`):
|
| 190 |
+
Output dimension.
|
| 191 |
+
"""
|
| 192 |
+
|
| 193 |
+
def __init__(self, in_features, hidden_features, output_dim):
|
| 194 |
+
super().__init__()
|
| 195 |
+
self.linear_in = nn.Linear(in_features, hidden_features, bias=False)
|
| 196 |
+
self.linear_out = nn.Linear(hidden_features, output_dim, bias=False)
|
| 197 |
+
self.act = ACT2FN["gelu_new"]
|
| 198 |
+
|
| 199 |
+
def forward(self, hidden_states):
|
| 200 |
+
hidden_states = self.act(self.linear_in(hidden_states))
|
| 201 |
+
hidden_states = self.linear_out(hidden_states)
|
| 202 |
+
return hidden_states
|
| 203 |
+
|
| 204 |
+
|
| 205 |
+
class AriaCrossAttention(nn.Module):
|
| 206 |
+
"""
|
| 207 |
+
Aria Cross-Attention module.
|
| 208 |
+
|
| 209 |
+
Args:
|
| 210 |
+
config (`AriaConfig`):
|
| 211 |
+
The configuration to use.
|
| 212 |
+
"""
|
| 213 |
+
|
| 214 |
+
def __init__(self, config: AriaConfig, dropout_rate: float = 0):
|
| 215 |
+
super().__init__()
|
| 216 |
+
hidden_size = config.vision_config.hidden_size
|
| 217 |
+
num_heads = config.vision_config.num_attention_heads
|
| 218 |
+
self.num_heads = num_heads
|
| 219 |
+
self.q_proj = nn.Linear(hidden_size, hidden_size, bias=False)
|
| 220 |
+
self.k_proj = nn.Linear(hidden_size, hidden_size, bias=False)
|
| 221 |
+
self.v_proj = nn.Linear(hidden_size, hidden_size, bias=False)
|
| 222 |
+
|
| 223 |
+
# Original code here: https://github.com/rhymes-ai/Aria/blob/719ff4e52b727443cba3793b0e27fe64e0244fe1/aria/model/projector.py#L48
|
| 224 |
+
self.multihead_attn = nn.MultiheadAttention(hidden_size, num_heads, batch_first=True)
|
| 225 |
+
self.linear = nn.Linear(hidden_size, hidden_size)
|
| 226 |
+
self.dropout = nn.Dropout(dropout_rate)
|
| 227 |
+
|
| 228 |
+
self.layer_norm = nn.LayerNorm(hidden_size)
|
| 229 |
+
self.layer_norm_kv = nn.LayerNorm(hidden_size)
|
| 230 |
+
|
| 231 |
+
def forward(self, key_value_states, hidden_states, attn_mask=None):
|
| 232 |
+
"""
|
| 233 |
+
Forward pass of the AriaCrossAttention module.
|
| 234 |
+
|
| 235 |
+
Args:
|
| 236 |
+
key_value_states (`torch.Tensor`):
|
| 237 |
+
Input tensor for key and value.
|
| 238 |
+
hidden_states (`torch.Tensor`):
|
| 239 |
+
Input tensor for query.
|
| 240 |
+
attn_mask (`torch.Tensor`, *optional*, defaults to None):
|
| 241 |
+
Attention mask.
|
| 242 |
+
|
| 243 |
+
Returns:
|
| 244 |
+
torch.Tensor:
|
| 245 |
+
Output tensor after cross-attention.
|
| 246 |
+
"""
|
| 247 |
+
query = self.q_proj(self.layer_norm(hidden_states))
|
| 248 |
+
|
| 249 |
+
key_value_states = self.layer_norm_kv(key_value_states)
|
| 250 |
+
key = self.k_proj(key_value_states)
|
| 251 |
+
value = self.v_proj(key_value_states)
|
| 252 |
+
|
| 253 |
+
attn_output, _ = self.multihead_attn(query, key, value, attn_mask=attn_mask)
|
| 254 |
+
|
| 255 |
+
attn_output = self.dropout(self.linear(attn_output))
|
| 256 |
+
|
| 257 |
+
return attn_output
|
| 258 |
+
|
| 259 |
+
|
| 260 |
+
class AriaProjector(nn.Module):
|
| 261 |
+
"""
|
| 262 |
+
Aria Projector module.
|
| 263 |
+
|
| 264 |
+
This module projects vision features into the language model's embedding space, enabling interaction between vision and language components.
|
| 265 |
+
|
| 266 |
+
Args:
|
| 267 |
+
config (`AriaConfig`):
|
| 268 |
+
Configuration object for the model.
|
| 269 |
+
"""
|
| 270 |
+
|
| 271 |
+
def __init__(
|
| 272 |
+
self,
|
| 273 |
+
config: AriaConfig,
|
| 274 |
+
):
|
| 275 |
+
super().__init__()
|
| 276 |
+
|
| 277 |
+
self.patch_to_query_dict = config.projector_patch_to_query_dict
|
| 278 |
+
self.in_features = config.vision_config.hidden_size
|
| 279 |
+
self.num_heads = config.vision_config.num_attention_heads
|
| 280 |
+
self.kv_dim = config.vision_config.hidden_size
|
| 281 |
+
self.hidden_features = config.text_config.hidden_size
|
| 282 |
+
self.output_dim = config.text_config.hidden_size
|
| 283 |
+
|
| 284 |
+
self.query = nn.Parameter(torch.zeros(config.max_value_projector_patch_to_query_dict, self.in_features))
|
| 285 |
+
|
| 286 |
+
self.cross_attn = AriaCrossAttention(config)
|
| 287 |
+
|
| 288 |
+
self.layer_norm = nn.LayerNorm(self.in_features)
|
| 289 |
+
self.feed_forward = AriaProjectorMLP(self.in_features, self.hidden_features, self.output_dim)
|
| 290 |
+
|
| 291 |
+
def forward(self, key_value_states: torch.Tensor, attn_mask: torch.Tensor | None = None):
|
| 292 |
+
"""
|
| 293 |
+
Forward pass of the Projector module.
|
| 294 |
+
|
| 295 |
+
Args:
|
| 296 |
+
key_value_states (`torch.Tensor`):
|
| 297 |
+
Input tensor of shape (batch_size, num_patches, kv_dim).
|
| 298 |
+
attn_mask (`torch.Tensor`, *optional*, default is None):
|
| 299 |
+
Attention mask.
|
| 300 |
+
|
| 301 |
+
Returns:
|
| 302 |
+
`torch.Tensor`: Output tensor of shape (batch_size, query_number, output_dim).
|
| 303 |
+
"""
|
| 304 |
+
batch_size, num_patches = key_value_states.shape[0], key_value_states.shape[1]
|
| 305 |
+
|
| 306 |
+
if num_patches not in self.patch_to_query_dict:
|
| 307 |
+
raise KeyError(
|
| 308 |
+
f"Number of patches {num_patches} not found in patch_to_query_dict amongst possible values {self.patch_to_query_dict.keys()}."
|
| 309 |
+
)
|
| 310 |
+
query_num = self.patch_to_query_dict[num_patches]
|
| 311 |
+
|
| 312 |
+
queries = self.query[:query_num].unsqueeze(0).repeat(batch_size, 1, 1)
|
| 313 |
+
|
| 314 |
+
if attn_mask is not None:
|
| 315 |
+
attn_mask = attn_mask.repeat_interleave(self.num_heads, 0)
|
| 316 |
+
attn_mask = attn_mask.unsqueeze(1).expand(-1, queries.size(1), -1)
|
| 317 |
+
|
| 318 |
+
attention_out = self.cross_attn(key_value_states, queries, attn_mask=attn_mask)
|
| 319 |
+
|
| 320 |
+
out = self.feed_forward(self.layer_norm(attention_out))
|
| 321 |
+
|
| 322 |
+
return out
|
| 323 |
+
|
| 324 |
+
|
| 325 |
+
class AriaImageProcessorKwargs(ImagesKwargs, total=False):
|
| 326 |
+
r"""
|
| 327 |
+
max_image_size (`int`, *optional*, defaults to `self.max_image_size`):
|
| 328 |
+
Maximum image size. Must be either 490 or 980.
|
| 329 |
+
min_image_size (`int`, *optional*, defaults to `self.min_image_size`):
|
| 330 |
+
Minimum image size. Images smaller than this in any dimension will be scaled up.
|
| 331 |
+
split_resolutions (`list[list[int]]`, *optional*, defaults to `self.split_resolutions`):
|
| 332 |
+
A list of possible resolutions as (height, width) pairs for splitting high-resolution images into patches.
|
| 333 |
+
split_image (`bool`, *optional*, defaults to `self.split_image`):
|
| 334 |
+
Whether to split the image into patches using the best matching resolution from `split_resolutions`.
|
| 335 |
+
"""
|
| 336 |
+
|
| 337 |
+
max_image_size: int
|
| 338 |
+
min_image_size: int
|
| 339 |
+
split_resolutions: list[list[int]]
|
| 340 |
+
split_image: bool
|
| 341 |
+
|
| 342 |
+
|
| 343 |
+
@auto_docstring
|
| 344 |
+
class AriaImageProcessor(TorchvisionBackend):
|
| 345 |
+
model_input_names = ["pixel_values", "pixel_mask", "num_crops"]
|
| 346 |
+
valid_kwargs = AriaImageProcessorKwargs
|
| 347 |
+
|
| 348 |
+
resample = PILImageResampling.BICUBIC
|
| 349 |
+
image_mean = [0.5, 0.5, 0.5]
|
| 350 |
+
image_std = [0.5, 0.5, 0.5]
|
| 351 |
+
max_image_size = 980
|
| 352 |
+
min_image_size = 336
|
| 353 |
+
split_image = False
|
| 354 |
+
split_resolutions = None
|
| 355 |
+
do_convert_rgb = True
|
| 356 |
+
do_rescale = True
|
| 357 |
+
do_normalize = True
|
| 358 |
+
|
| 359 |
+
def __init__(self, **kwargs: Unpack[AriaImageProcessorKwargs]):
|
| 360 |
+
if kwargs.get("split_resolutions") is None:
|
| 361 |
+
default_resolutions = [(1, 2), (1, 3), (1, 4), (1, 5), (1, 6), (1, 7), (1, 8), (2, 4), (2, 3), (2, 2), (2, 1), (3, 1), (3, 2), (4, 1), (4, 2), (5, 1), (6, 1), (7, 1), (8, 1)] # fmt: skip
|
| 362 |
+
kwargs["split_resolutions"] = [[el[0] * 490, el[1] * 490] for el in default_resolutions]
|
| 363 |
+
super().__init__(**kwargs)
|
| 364 |
+
|
| 365 |
+
def _get_padding_size(self, original_resolution: tuple, target_resolution: tuple) -> list[int]:
|
| 366 |
+
"""Get padding size for patching, returns [left, top, right, bottom] for tvF.pad."""
|
| 367 |
+
original_height, original_width = original_resolution
|
| 368 |
+
target_height, target_width = target_resolution
|
| 369 |
+
paste_x, r_x = divmod(target_width - original_width, 2)
|
| 370 |
+
paste_y, r_y = divmod(target_height - original_height, 2)
|
| 371 |
+
return [paste_x, paste_y, paste_x + r_x, paste_y + r_y]
|
| 372 |
+
|
| 373 |
+
def _resize_for_patching(
|
| 374 |
+
self,
|
| 375 |
+
image: "torch.Tensor",
|
| 376 |
+
target_resolution: tuple,
|
| 377 |
+
resample: "PILImageResampling | tvF.InterpolationMode | int | None",
|
| 378 |
+
) -> "torch.Tensor":
|
| 379 |
+
"""Resize an image to a target resolution while maintaining aspect ratio."""
|
| 380 |
+
new_height, new_width = get_patch_output_size(
|
| 381 |
+
image, target_resolution, input_data_format=ChannelDimension.FIRST
|
| 382 |
+
)
|
| 383 |
+
return self.resize(image, SizeDict(height=new_height, width=new_width), resample)
|
| 384 |
+
|
| 385 |
+
def _pad_for_patching(
|
| 386 |
+
self,
|
| 387 |
+
image: "torch.Tensor",
|
| 388 |
+
target_resolution: tuple,
|
| 389 |
+
) -> "torch.Tensor":
|
| 390 |
+
"""Pad an image to a target resolution while maintaining aspect ratio."""
|
| 391 |
+
new_resolution = get_patch_output_size(image, target_resolution, input_data_format=ChannelDimension.FIRST)
|
| 392 |
+
padding = self._get_padding_size(new_resolution, target_resolution)
|
| 393 |
+
return tvF.pad(image, padding=padding)
|
| 394 |
+
|
| 395 |
+
def get_image_patches(
|
| 396 |
+
self,
|
| 397 |
+
image: "torch.Tensor",
|
| 398 |
+
grid_pinpoints: list[list[int]],
|
| 399 |
+
patch_size: int,
|
| 400 |
+
resample: "PILImageResampling | tvF.InterpolationMode | int | None",
|
| 401 |
+
) -> list["torch.Tensor"]:
|
| 402 |
+
"""
|
| 403 |
+
Process an image with variable resolutions by dividing it into patches.
|
| 404 |
+
|
| 405 |
+
Args:
|
| 406 |
+
image (`torch.Tensor`):
|
| 407 |
+
The input image to be processed (channels-first format).
|
| 408 |
+
grid_pinpoints (`list[list[int]]`):
|
| 409 |
+
A list of possible resolutions as (height, width) pairs.
|
| 410 |
+
patch_size (`int`):
|
| 411 |
+
Size of each square patch to divide the image into.
|
| 412 |
+
resample (`PILImageResampling | tvF.InterpolationMode | int | None`):
|
| 413 |
+
Resampling filter to use when resizing.
|
| 414 |
+
|
| 415 |
+
Returns:
|
| 416 |
+
`list[torch.Tensor]`: A list of image patches in channels-first format.
|
| 417 |
+
"""
|
| 418 |
+
if not isinstance(grid_pinpoints, list):
|
| 419 |
+
raise TypeError("grid_pinpoints must be a list of possible resolutions.")
|
| 420 |
+
|
| 421 |
+
image_size = get_image_size(image, channel_dim=ChannelDimension.FIRST)
|
| 422 |
+
best_resolution = select_best_resolution(image_size, grid_pinpoints)
|
| 423 |
+
resized_image = self._resize_for_patching(image, best_resolution, resample)
|
| 424 |
+
padded_image = self._pad_for_patching(resized_image, best_resolution)
|
| 425 |
+
patches = divide_to_patches(padded_image, patch_size=patch_size)
|
| 426 |
+
return patches
|
| 427 |
+
|
| 428 |
+
def _preprocess(
|
| 429 |
+
self,
|
| 430 |
+
images: list["torch.Tensor"],
|
| 431 |
+
do_rescale: bool,
|
| 432 |
+
rescale_factor: float,
|
| 433 |
+
do_normalize: bool,
|
| 434 |
+
image_mean: float | list[float] | None,
|
| 435 |
+
image_std: float | list[float] | None,
|
| 436 |
+
disable_grouping: bool | None,
|
| 437 |
+
return_tensors: str | TensorType | None,
|
| 438 |
+
max_image_size: int = 980,
|
| 439 |
+
min_image_size: int = 336,
|
| 440 |
+
split_resolutions: list[list[int]] | None = None,
|
| 441 |
+
split_image: bool = False,
|
| 442 |
+
resample: "PILImageResampling | tvF.InterpolationMode | int | None" = None,
|
| 443 |
+
**kwargs,
|
| 444 |
+
) -> BatchFeature:
|
| 445 |
+
if max_image_size not in [490, 980]:
|
| 446 |
+
raise ValueError("max_image_size must be either 490 or 980")
|
| 447 |
+
|
| 448 |
+
pixel_masks = []
|
| 449 |
+
processed_crops = []
|
| 450 |
+
num_crops = None
|
| 451 |
+
|
| 452 |
+
for image in images:
|
| 453 |
+
if split_image:
|
| 454 |
+
crop_images = self.get_image_patches(image, split_resolutions, max_image_size, resample)
|
| 455 |
+
else:
|
| 456 |
+
crop_images = [image]
|
| 457 |
+
|
| 458 |
+
if num_crops is None or len(crop_images) > num_crops:
|
| 459 |
+
num_crops = len(crop_images)
|
| 460 |
+
|
| 461 |
+
for crop_image in crop_images:
|
| 462 |
+
h, w = crop_image.shape[-2], crop_image.shape[-1]
|
| 463 |
+
scale = max_image_size / max(h, w)
|
| 464 |
+
if w >= h:
|
| 465 |
+
new_h = max(int(h * scale), min_image_size)
|
| 466 |
+
new_w = max_image_size
|
| 467 |
+
else:
|
| 468 |
+
new_h = max_image_size
|
| 469 |
+
new_w = max(int(w * scale), min_image_size)
|
| 470 |
+
|
| 471 |
+
crop_image = self.resize(crop_image, SizeDict(height=new_h, width=new_w), resample)
|
| 472 |
+
|
| 473 |
+
padding_bottom = max_image_size - new_h
|
| 474 |
+
padding_right = max_image_size - new_w
|
| 475 |
+
crop_image = tvF.pad(crop_image, [0, 0, padding_right, padding_bottom])
|
| 476 |
+
|
| 477 |
+
pixel_mask = torch.zeros((max_image_size, max_image_size), dtype=torch.bool)
|
| 478 |
+
pixel_mask[:new_h, :new_w] = True
|
| 479 |
+
pixel_masks.append(pixel_mask)
|
| 480 |
+
processed_crops.append(crop_image)
|
| 481 |
+
|
| 482 |
+
stacked_images = torch.stack(processed_crops, dim=0)
|
| 483 |
+
stacked_images = self.rescale_and_normalize(
|
| 484 |
+
stacked_images, do_rescale, rescale_factor, do_normalize, image_mean, image_std
|
| 485 |
+
)
|
| 486 |
+
stacked_masks = torch.stack(pixel_masks, dim=0)
|
| 487 |
+
|
| 488 |
+
return BatchFeature(
|
| 489 |
+
data={
|
| 490 |
+
"pixel_values": stacked_images,
|
| 491 |
+
"pixel_mask": stacked_masks,
|
| 492 |
+
"num_crops": num_crops,
|
| 493 |
+
},
|
| 494 |
+
tensor_type=return_tensors,
|
| 495 |
+
)
|
| 496 |
+
|
| 497 |
+
def get_number_of_image_patches(self, height: int, width: int, images_kwargs=None):
|
| 498 |
+
"""
|
| 499 |
+
A utility that returns number of image patches for a given image size.
|
| 500 |
+
|
| 501 |
+
Args:
|
| 502 |
+
height (`int`):
|
| 503 |
+
Height of the input image.
|
| 504 |
+
width (`int`):
|
| 505 |
+
Width of the input image.
|
| 506 |
+
images_kwargs (`dict`, *optional*):
|
| 507 |
+
Any kwargs to override defaults of the image processor.
|
| 508 |
+
|
| 509 |
+
Returns:
|
| 510 |
+
`int`: Number of patches per image.
|
| 511 |
+
"""
|
| 512 |
+
split_image = images_kwargs.get("split_image", self.split_image)
|
| 513 |
+
max_image_size = images_kwargs.get("max_image_size", self.max_image_size)
|
| 514 |
+
|
| 515 |
+
resized_height, resized_width = select_best_resolution((height, width), self.split_resolutions)
|
| 516 |
+
num_patches = 1 if not split_image else resized_height // max_image_size * resized_width // max_image_size
|
| 517 |
+
return num_patches
|
| 518 |
+
|
| 519 |
+
|
| 520 |
+
class AriaImagesKwargs(ImagesKwargs, total=False):
|
| 521 |
+
"""
|
| 522 |
+
split_image (`bool`, *optional*, defaults to `False`):
|
| 523 |
+
Whether to split large images into multiple crops. When enabled, images exceeding the maximum size are
|
| 524 |
+
divided into overlapping crops that are processed separately and then combined. This allows processing
|
| 525 |
+
of very high-resolution images that exceed the model's input size limits.
|
| 526 |
+
max_image_size (`int`, *optional*, defaults to `980`):
|
| 527 |
+
Maximum image size (in pixels) for a single image crop. Images larger than this will be split into
|
| 528 |
+
multiple crops when `split_image=True`, or resized if splitting is disabled. This parameter controls
|
| 529 |
+
the maximum resolution of individual image patches processed by the model.
|
| 530 |
+
min_image_size (`int`, *optional*):
|
| 531 |
+
Minimum image size (in pixels) for a single image crop. Images smaller than this will be upscaled to
|
| 532 |
+
meet the minimum requirement. If not specified, images are processed at their original size (subject
|
| 533 |
+
to the maximum size constraint).
|
| 534 |
+
"""
|
| 535 |
+
|
| 536 |
+
split_image: bool
|
| 537 |
+
max_image_size: int
|
| 538 |
+
min_image_size: int
|
| 539 |
+
|
| 540 |
+
|
| 541 |
+
class AriaProcessorKwargs(ProcessingKwargs, total=False):
|
| 542 |
+
images_kwargs: AriaImagesKwargs
|
| 543 |
+
|
| 544 |
+
_defaults = {
|
| 545 |
+
"text_kwargs": {
|
| 546 |
+
"padding": False,
|
| 547 |
+
"return_mm_token_type_ids": False,
|
| 548 |
+
},
|
| 549 |
+
"images_kwargs": {
|
| 550 |
+
"max_image_size": 980,
|
| 551 |
+
"split_image": False,
|
| 552 |
+
},
|
| 553 |
+
"return_tensors": TensorType.PYTORCH,
|
| 554 |
+
}
|
| 555 |
+
|
| 556 |
+
|
| 557 |
+
@auto_docstring
|
| 558 |
+
class AriaProcessor(ProcessorMixin):
|
| 559 |
+
def __init__(
|
| 560 |
+
self,
|
| 561 |
+
image_processor=None,
|
| 562 |
+
tokenizer: AutoTokenizer | str = None,
|
| 563 |
+
chat_template: str | None = None,
|
| 564 |
+
size_conversion: dict[float | int, int] | None = None,
|
| 565 |
+
):
|
| 566 |
+
r"""
|
| 567 |
+
size_conversion (`Dict`, *optional*):
|
| 568 |
+
A dictionary indicating size conversions for images.
|
| 569 |
+
"""
|
| 570 |
+
if size_conversion is None:
|
| 571 |
+
size_conversion = {490: 128, 980: 256}
|
| 572 |
+
self.size_conversion = {int(k): v for k, v in size_conversion.items()}
|
| 573 |
+
|
| 574 |
+
self.image_token = tokenizer.image_token
|
| 575 |
+
self.image_token_id = tokenizer.image_token_id
|
| 576 |
+
if tokenizer is not None and tokenizer.pad_token is None:
|
| 577 |
+
tokenizer.pad_token = tokenizer.unk_token
|
| 578 |
+
|
| 579 |
+
super().__init__(image_processor, tokenizer, chat_template=chat_template)
|
| 580 |
+
|
| 581 |
+
@auto_docstring
|
| 582 |
+
def __call__(
|
| 583 |
+
self,
|
| 584 |
+
text: TextInput | PreTokenizedInput | list[TextInput] | list[PreTokenizedInput],
|
| 585 |
+
images: ImageInput | None = None,
|
| 586 |
+
**kwargs: Unpack[AriaProcessorKwargs],
|
| 587 |
+
) -> BatchFeature:
|
| 588 |
+
r"""
|
| 589 |
+
Returns:
|
| 590 |
+
[`BatchFeature`]: A [`BatchFeature`] with the following fields:
|
| 591 |
+
- **input_ids** -- List of token ids to be fed to a model. Returned when `text` is not `None`.
|
| 592 |
+
- **attention_mask** -- List of indices specifying which tokens should be attended to by the model (when
|
| 593 |
+
`return_attention_mask=True` or if *"attention_mask"* is in `self.model_input_names` and if `text` is not
|
| 594 |
+
`None`).
|
| 595 |
+
- **pixel_values** -- Pixel values to be fed to a model. Returned when `images` is not `None`.
|
| 596 |
+
- **pixel_mask** -- Pixel mask to be fed to a model. Returned when `images` is not `None`.
|
| 597 |
+
"""
|
| 598 |
+
output_kwargs = self._merge_kwargs(
|
| 599 |
+
AriaProcessorKwargs,
|
| 600 |
+
tokenizer_init_kwargs=self.tokenizer.init_kwargs,
|
| 601 |
+
**kwargs,
|
| 602 |
+
)
|
| 603 |
+
|
| 604 |
+
if isinstance(text, str):
|
| 605 |
+
text = [text]
|
| 606 |
+
elif not isinstance(text, list) and not isinstance(text[0], str):
|
| 607 |
+
raise TypeError("Invalid input text. Please provide a string, or a list of strings")
|
| 608 |
+
|
| 609 |
+
if images is not None:
|
| 610 |
+
image_inputs = self.image_processor(images, **output_kwargs["images_kwargs"])
|
| 611 |
+
# expand the image_token according to the num_crops and tokens per image
|
| 612 |
+
tokens_per_image = self.size_conversion[image_inputs.pixel_values.shape[2]]
|
| 613 |
+
prompt_strings = []
|
| 614 |
+
num_crops = image_inputs.pop("num_crops") * tokens_per_image
|
| 615 |
+
for sample in text:
|
| 616 |
+
sample = sample.replace(self.tokenizer.image_token, self.tokenizer.image_token * num_crops)
|
| 617 |
+
prompt_strings.append(sample)
|
| 618 |
+
|
| 619 |
+
else:
|
| 620 |
+
image_inputs = {}
|
| 621 |
+
prompt_strings = text
|
| 622 |
+
|
| 623 |
+
return_tensors = output_kwargs["text_kwargs"].pop("return_tensors", None)
|
| 624 |
+
return_mm_token_type_ids = output_kwargs["text_kwargs"].pop("return_mm_token_type_ids", False)
|
| 625 |
+
text_inputs = self.tokenizer(prompt_strings, **output_kwargs["text_kwargs"], return_tensors=None)
|
| 626 |
+
self._check_special_mm_tokens(prompt_strings, text_inputs, modalities=["image"])
|
| 627 |
+
|
| 628 |
+
if return_mm_token_type_ids:
|
| 629 |
+
text_inputs["mm_token_type_ids"] = self.create_mm_token_type_ids(text_inputs["input_ids"])
|
| 630 |
+
return BatchFeature(data={**text_inputs, **image_inputs}, tensor_type=return_tensors)
|
| 631 |
+
|
| 632 |
+
def _get_num_multimodal_tokens(self, image_sizes=None, **kwargs):
|
| 633 |
+
"""
|
| 634 |
+
Computes the number of placeholder tokens needed for multimodal inputs with the given sizes.
|
| 635 |
+
Args:
|
| 636 |
+
image_sizes (`list[list[int]]`, *optional*):
|
| 637 |
+
The input sizes formatted as (height, width) per each image.
|
| 638 |
+
Returns:
|
| 639 |
+
`MultiModalData`: A `MultiModalData` object holding number of tokens per each of the provided
|
| 640 |
+
input modalities, along with other useful data.
|
| 641 |
+
"""
|
| 642 |
+
|
| 643 |
+
vision_data = {}
|
| 644 |
+
if image_sizes is not None:
|
| 645 |
+
images_kwargs = AriaProcessorKwargs._defaults.get("images_kwargs", {})
|
| 646 |
+
images_kwargs.update(kwargs)
|
| 647 |
+
|
| 648 |
+
max_size = images_kwargs.get("max_image_size", None) or self.image_processor.max_image_size
|
| 649 |
+
num_image_patches = [
|
| 650 |
+
self.image_processor.get_number_of_image_patches(*image_size, images_kwargs)
|
| 651 |
+
for image_size in image_sizes
|
| 652 |
+
]
|
| 653 |
+
num_image_tokens = [self.size_conversion[max_size] * num_patches for num_patches in num_image_patches]
|
| 654 |
+
vision_data.update({"num_image_tokens": num_image_tokens, "num_image_patches": num_image_patches})
|
| 655 |
+
|
| 656 |
+
return MultiModalData(**vision_data)
|
| 657 |
+
|
| 658 |
+
@property
|
| 659 |
+
def model_input_names(self):
|
| 660 |
+
tokenizer_input_names = self.tokenizer.model_input_names
|
| 661 |
+
image_processor_input_names = self.image_processor.model_input_names
|
| 662 |
+
|
| 663 |
+
# Remove `num_crops`, it is popped and used only when processing. Make a copy of list when removing
|
| 664 |
+
# otherwise `self.image_processor.model_input_names` is also modified
|
| 665 |
+
image_processor_input_names = [name for name in image_processor_input_names if name != "num_crops"]
|
| 666 |
+
return list(dict.fromkeys(tokenizer_input_names + image_processor_input_names))
|
| 667 |
+
|
| 668 |
+
|
| 669 |
+
class AriaSharedExpertsMLP(LlamaMLP):
|
| 670 |
+
"""
|
| 671 |
+
Shared Expert MLP for shared experts.
|
| 672 |
+
|
| 673 |
+
Unlike routed experts, shared experts process all tokens without routing.
|
| 674 |
+
This class reconfigures the intermediate size in comparison to the LlamaMLP.
|
| 675 |
+
|
| 676 |
+
Args:
|
| 677 |
+
config (`AriaTextConfig`): Configuration object for the Aria language model.
|
| 678 |
+
"""
|
| 679 |
+
|
| 680 |
+
def __init__(self, config: AriaTextConfig):
|
| 681 |
+
super().__init__(config)
|
| 682 |
+
self.intermediate_size = config.intermediate_size * config.moe_num_shared_experts
|
| 683 |
+
|
| 684 |
+
|
| 685 |
+
class AriaGroupedExpertsGemm(nn.Module):
|
| 686 |
+
"""
|
| 687 |
+
Grouped GEMM (General Matrix Multiplication) module for efficient expert computation.
|
| 688 |
+
This module utilizes the grouped_gemm library (https://github.com/fanshiqing/grouped_gemm)
|
| 689 |
+
for optimized performance. If the grouped_gemm library is not installed, it gracefully
|
| 690 |
+
falls back to a sequential GEMM implementation, which may be slower but ensures
|
| 691 |
+
functionality.
|
| 692 |
+
|
| 693 |
+
Args:
|
| 694 |
+
in_features (`int`):
|
| 695 |
+
Number of input features.
|
| 696 |
+
out_features (`int`):
|
| 697 |
+
Number of output features.
|
| 698 |
+
groups (`int`):
|
| 699 |
+
Number of expert groups.
|
| 700 |
+
"""
|
| 701 |
+
|
| 702 |
+
def __init__(self, in_features, out_features, groups):
|
| 703 |
+
super().__init__()
|
| 704 |
+
self.in_features = in_features
|
| 705 |
+
self.out_features = out_features
|
| 706 |
+
self.groups = groups
|
| 707 |
+
self.weight = nn.Parameter(torch.empty(groups, in_features, out_features))
|
| 708 |
+
|
| 709 |
+
def forward(self, input, tokens_per_expert):
|
| 710 |
+
"""
|
| 711 |
+
Perform grouped matrix multiplication.
|
| 712 |
+
|
| 713 |
+
Args:
|
| 714 |
+
input (`torch.Tensor`):
|
| 715 |
+
Input tensor of shape (num_tokens, in_features).
|
| 716 |
+
tokens_per_expert (`torch.Tensor`):
|
| 717 |
+
Number of tokens assigned to each expert.
|
| 718 |
+
|
| 719 |
+
Returns:
|
| 720 |
+
torch.Tensor: Output tensor of shape (num_tokens, out_features).
|
| 721 |
+
"""
|
| 722 |
+
return sequential_experts_gemm(
|
| 723 |
+
input,
|
| 724 |
+
self.weight,
|
| 725 |
+
tokens_per_expert.cpu(),
|
| 726 |
+
)
|
| 727 |
+
|
| 728 |
+
|
| 729 |
+
class AriaExperts(nn.Module):
|
| 730 |
+
def __init__(self, config: AriaTextConfig) -> None:
|
| 731 |
+
super().__init__()
|
| 732 |
+
self.config = config
|
| 733 |
+
self.fc1 = AriaGroupedExpertsGemm(config.hidden_size, config.intermediate_size * 2, config.moe_num_experts)
|
| 734 |
+
self.fc2 = AriaGroupedExpertsGemm(config.intermediate_size, config.hidden_size, config.moe_num_experts)
|
| 735 |
+
|
| 736 |
+
def route_tokens_to_experts(self, router_logits):
|
| 737 |
+
top_logits, top_indices = torch.topk(router_logits, k=self.config.moe_topk, dim=1)
|
| 738 |
+
scores = nn.functional.softmax(top_logits, dim=-1)
|
| 739 |
+
return top_indices, scores
|
| 740 |
+
|
| 741 |
+
def forward(self, hidden_states, router_logits) -> torch.Tensor:
|
| 742 |
+
top_k_index, top_k_weights = self.route_tokens_to_experts(router_logits)
|
| 743 |
+
original_dtype = top_k_index.dtype
|
| 744 |
+
tokens_per_expert = torch.histc(
|
| 745 |
+
top_k_index.flatten().to(torch.float32),
|
| 746 |
+
bins=self.config.moe_num_experts,
|
| 747 |
+
min=0,
|
| 748 |
+
max=self.config.moe_num_experts - 1,
|
| 749 |
+
).to(original_dtype)
|
| 750 |
+
indices = top_k_index
|
| 751 |
+
|
| 752 |
+
flatten_indices = indices.view(-1)
|
| 753 |
+
sorted_indices = torch.argsort(flatten_indices)
|
| 754 |
+
permuted_tokens = hidden_states.index_select(0, sorted_indices // self.config.moe_topk)
|
| 755 |
+
|
| 756 |
+
fc1_output = self.fc1(permuted_tokens, tokens_per_expert)
|
| 757 |
+
projection, gate = torch.chunk(fc1_output, 2, dim=-1)
|
| 758 |
+
fc1_output = nn.functional.silu(projection) * gate
|
| 759 |
+
expert_output = self.fc2(fc1_output, tokens_per_expert)
|
| 760 |
+
|
| 761 |
+
unpermuted_tokens = torch.zeros(
|
| 762 |
+
(top_k_weights.shape[0] * self.config.moe_topk, expert_output.size(1)),
|
| 763 |
+
dtype=expert_output.dtype,
|
| 764 |
+
device=expert_output.device,
|
| 765 |
+
)
|
| 766 |
+
unpermuted_tokens.index_copy_(0, sorted_indices, expert_output)
|
| 767 |
+
unpermuted_tokens = unpermuted_tokens.view(-1, self.config.moe_topk, expert_output.size(1))
|
| 768 |
+
|
| 769 |
+
output = (unpermuted_tokens * top_k_weights.unsqueeze(-1)).sum(dim=1)
|
| 770 |
+
return output
|
| 771 |
+
|
| 772 |
+
|
| 773 |
+
class AriaTextMoELayer(nn.Module):
|
| 774 |
+
def __init__(self, config: AriaTextConfig):
|
| 775 |
+
super().__init__()
|
| 776 |
+
self.router = nn.Linear(config.hidden_size, config.moe_num_experts, bias=False)
|
| 777 |
+
self.experts = AriaExperts(config)
|
| 778 |
+
self.shared_experts = AriaSharedExpertsMLP(config)
|
| 779 |
+
self.config = config
|
| 780 |
+
|
| 781 |
+
def forward(self, hidden_states: torch.Tensor) -> torch.Tensor:
|
| 782 |
+
original_shape = hidden_states.shape
|
| 783 |
+
hidden_states = hidden_states.view(-1, hidden_states.size(-1))
|
| 784 |
+
router_logits = self.router(hidden_states)
|
| 785 |
+
expert_output = self.experts(hidden_states, router_logits).view(original_shape)
|
| 786 |
+
shared_expert_output = self.shared_experts(hidden_states.view(original_shape))
|
| 787 |
+
return expert_output + shared_expert_output
|
| 788 |
+
|
| 789 |
+
|
| 790 |
+
class AriaTextAttention(LlamaAttention):
|
| 791 |
+
"""Multi-headed attention from 'Attention Is All You Need' paper"""
|
| 792 |
+
|
| 793 |
+
|
| 794 |
+
class AriaTextDecoderLayer(LlamaDecoderLayer):
|
| 795 |
+
"""
|
| 796 |
+
Aria Text Decoder Layer.
|
| 797 |
+
|
| 798 |
+
This class defines a single decoder layer in the language model, incorporating self-attention and Mixture of Experts (MoE) feed-forward network.
|
| 799 |
+
|
| 800 |
+
Args:
|
| 801 |
+
config (`AriaTextConfig`):
|
| 802 |
+
Configuration object for the text component of the model.
|
| 803 |
+
layer_idx (`int`):
|
| 804 |
+
Index of the layer.
|
| 805 |
+
"""
|
| 806 |
+
|
| 807 |
+
def __init__(self, config: AriaTextConfig, layer_idx: int):
|
| 808 |
+
super().__init__(config, layer_idx)
|
| 809 |
+
self.mlp = AriaTextMoELayer(config)
|
| 810 |
+
|
| 811 |
+
|
| 812 |
+
@auto_docstring
|
| 813 |
+
class AriaTextPreTrainedModel(PreTrainedModel):
|
| 814 |
+
config: AriaTextConfig
|
| 815 |
+
base_model_prefix = "model"
|
| 816 |
+
input_modalities = ("image", "text")
|
| 817 |
+
_no_split_modules = ["AriaTextDecoderLayer", "AriaGroupedExpertsGemm"]
|
| 818 |
+
supports_gradient_checkpointing = True
|
| 819 |
+
_skip_keys_device_placement = ["past_key_values"]
|
| 820 |
+
_supports_flash_attn = True
|
| 821 |
+
_supports_sdpa = True
|
| 822 |
+
|
| 823 |
+
_supports_attention_backend = True
|
| 824 |
+
_can_record_outputs = {
|
| 825 |
+
"hidden_states": AriaTextDecoderLayer,
|
| 826 |
+
"attentions": AriaTextAttention,
|
| 827 |
+
}
|
| 828 |
+
|
| 829 |
+
@torch.no_grad()
|
| 830 |
+
def _init_weights(self, module):
|
| 831 |
+
super()._init_weights(module)
|
| 832 |
+
if isinstance(module, AriaGroupedExpertsGemm):
|
| 833 |
+
init.normal_(module.weight, mean=0.0, std=self.config.initializer_range)
|
| 834 |
+
|
| 835 |
+
|
| 836 |
+
class AriaPreTrainedModel(LlamaPreTrainedModel):
|
| 837 |
+
config: AriaConfig
|
| 838 |
+
base_model_prefix = "model"
|
| 839 |
+
_can_compile_fullgraph = False # MoE models don't work with torch.compile (dynamic slicing)
|
| 840 |
+
_supports_attention_backend = True
|
| 841 |
+
|
| 842 |
+
@torch.no_grad()
|
| 843 |
+
def _init_weights(self, module):
|
| 844 |
+
PreTrainedModel._init_weights(self, module)
|
| 845 |
+
if isinstance(module, AriaProjector):
|
| 846 |
+
init.trunc_normal_(module.query, std=self.config.initializer_range)
|
| 847 |
+
|
| 848 |
+
|
| 849 |
+
class AriaTextModel(LlamaModel):
|
| 850 |
+
def __init__(self, config: AriaTextConfig):
|
| 851 |
+
super().__init__(config)
|
| 852 |
+
self.layers = nn.ModuleList(
|
| 853 |
+
[AriaTextDecoderLayer(config, layer_idx) for layer_idx in range(config.num_hidden_layers)]
|
| 854 |
+
)
|
| 855 |
+
self.gradient_checkpointing = False
|
| 856 |
+
self.post_init()
|
| 857 |
+
|
| 858 |
+
|
| 859 |
+
class AriaTextForCausalLM(AriaTextPreTrainedModel, LlamaForCausalLM):
|
| 860 |
+
_tied_weights_keys = {"lm_head.weight": "model.embed_tokens.weight"}
|
| 861 |
+
|
| 862 |
+
def __init__(self, config: AriaTextConfig):
|
| 863 |
+
super().__init__(config)
|
| 864 |
+
self.model = AriaTextModel(config)
|
| 865 |
+
self.vocab_size = config.vocab_size
|
| 866 |
+
self.lm_head = nn.Linear(config.hidden_size, config.vocab_size, bias=False)
|
| 867 |
+
|
| 868 |
+
# Initialize weights and apply final processing
|
| 869 |
+
self.post_init()
|
| 870 |
+
|
| 871 |
+
@auto_docstring
|
| 872 |
+
def forward(self, **super_kwargs):
|
| 873 |
+
super().forward(self, **super_kwargs)
|
| 874 |
+
|
| 875 |
+
|
| 876 |
+
class AriaCausalLMOutputWithPast(LlavaCausalLMOutputWithPast):
|
| 877 |
+
pass
|
| 878 |
+
|
| 879 |
+
|
| 880 |
+
class AriaModelOutputWithPast(LlavaModelOutputWithPast):
|
| 881 |
+
pass
|
| 882 |
+
|
| 883 |
+
|
| 884 |
+
class AriaModel(LlavaModel):
|
| 885 |
+
def __init__(self, config: AriaConfig):
|
| 886 |
+
super().__init__(config)
|
| 887 |
+
self.multi_modal_projector = AriaProjector(config)
|
| 888 |
+
|
| 889 |
+
def _create_patch_attention_mask(self, pixel_mask):
|
| 890 |
+
if pixel_mask is None:
|
| 891 |
+
return None
|
| 892 |
+
|
| 893 |
+
patches_subgrid = pixel_mask.unfold(
|
| 894 |
+
dimension=1,
|
| 895 |
+
size=self.vision_tower.config.patch_size,
|
| 896 |
+
step=self.vision_tower.config.patch_size,
|
| 897 |
+
)
|
| 898 |
+
patches_subgrid = patches_subgrid.unfold(
|
| 899 |
+
dimension=2,
|
| 900 |
+
size=self.vision_tower.config.patch_size,
|
| 901 |
+
step=self.vision_tower.config.patch_size,
|
| 902 |
+
)
|
| 903 |
+
return (patches_subgrid.sum(dim=(-1, -2)) > 0).bool()
|
| 904 |
+
|
| 905 |
+
def get_image_features(
|
| 906 |
+
self,
|
| 907 |
+
pixel_values: torch.FloatTensor,
|
| 908 |
+
pixel_mask: torch.FloatTensor | None = None,
|
| 909 |
+
vision_feature_layer: int | list[int] = -1,
|
| 910 |
+
output_hidden_states: bool | None = None,
|
| 911 |
+
**kwargs: Unpack[TransformersKwargs],
|
| 912 |
+
) -> tuple | BaseModelOutputWithPooling:
|
| 913 |
+
patch_attention_mask = self._create_patch_attention_mask(pixel_mask)
|
| 914 |
+
image_outputs = self.vision_tower(
|
| 915 |
+
pixel_values,
|
| 916 |
+
patch_attention_mask=patch_attention_mask,
|
| 917 |
+
output_hidden_states=True, # Ignore arg on purpose
|
| 918 |
+
return_dict=True,
|
| 919 |
+
**kwargs,
|
| 920 |
+
)
|
| 921 |
+
image_attn_mask = None
|
| 922 |
+
if patch_attention_mask is not None:
|
| 923 |
+
flattened_mask = patch_attention_mask.flatten(1)
|
| 924 |
+
image_attn_mask = torch.logical_not(flattened_mask)
|
| 925 |
+
|
| 926 |
+
selected_image_feature = image_outputs.hidden_states[vision_feature_layer]
|
| 927 |
+
image_outputs.pooler_output = self.multi_modal_projector(selected_image_feature, attn_mask=image_attn_mask)
|
| 928 |
+
|
| 929 |
+
return image_outputs
|
| 930 |
+
|
| 931 |
+
def forward(
|
| 932 |
+
self,
|
| 933 |
+
input_ids: torch.LongTensor | None = None,
|
| 934 |
+
pixel_values: torch.FloatTensor | None = None,
|
| 935 |
+
pixel_mask: torch.LongTensor | None = None,
|
| 936 |
+
attention_mask: torch.Tensor | None = None,
|
| 937 |
+
position_ids: torch.LongTensor | None = None,
|
| 938 |
+
past_key_values: Cache | None = None,
|
| 939 |
+
inputs_embeds: torch.FloatTensor | None = None,
|
| 940 |
+
use_cache: bool | None = None,
|
| 941 |
+
**kwargs: Unpack[FlashAttentionKwargs],
|
| 942 |
+
) -> tuple | AriaModelOutputWithPast:
|
| 943 |
+
if inputs_embeds is None:
|
| 944 |
+
inputs_embeds = self.get_input_embeddings()(input_ids)
|
| 945 |
+
|
| 946 |
+
# 2. Merge text and images
|
| 947 |
+
if pixel_values is not None and inputs_embeds.shape[1] != 1:
|
| 948 |
+
image_features = self.get_image_features(
|
| 949 |
+
pixel_values=pixel_values,
|
| 950 |
+
pixel_mask=pixel_mask,
|
| 951 |
+
vision_feature_layer=self.config.vision_feature_layer,
|
| 952 |
+
return_dict=True,
|
| 953 |
+
).pooler_output
|
| 954 |
+
image_features = image_features.to(inputs_embeds.device, inputs_embeds.dtype)
|
| 955 |
+
special_image_mask = self.get_placeholder_mask(
|
| 956 |
+
input_ids, inputs_embeds=inputs_embeds, image_features=image_features
|
| 957 |
+
)
|
| 958 |
+
inputs_embeds = inputs_embeds.masked_scatter(special_image_mask, image_features)
|
| 959 |
+
|
| 960 |
+
outputs = self.language_model(
|
| 961 |
+
attention_mask=attention_mask,
|
| 962 |
+
position_ids=position_ids,
|
| 963 |
+
past_key_values=past_key_values,
|
| 964 |
+
inputs_embeds=inputs_embeds,
|
| 965 |
+
use_cache=use_cache,
|
| 966 |
+
**kwargs,
|
| 967 |
+
)
|
| 968 |
+
|
| 969 |
+
return AriaModelOutputWithPast(
|
| 970 |
+
last_hidden_state=outputs.last_hidden_state,
|
| 971 |
+
past_key_values=outputs.past_key_values if use_cache else None,
|
| 972 |
+
hidden_states=outputs.hidden_states,
|
| 973 |
+
attentions=outputs.attentions,
|
| 974 |
+
image_hidden_states=image_features if pixel_values is not None else None,
|
| 975 |
+
)
|
| 976 |
+
|
| 977 |
+
|
| 978 |
+
@auto_docstring(
|
| 979 |
+
custom_intro="""
|
| 980 |
+
Aria model for conditional generation tasks.
|
| 981 |
+
|
| 982 |
+
This model combines a vision tower, a multi-modal projector, and a language model
|
| 983 |
+
to perform tasks that involve both image and text inputs.
|
| 984 |
+
"""
|
| 985 |
+
)
|
| 986 |
+
class AriaForConditionalGeneration(LlavaForConditionalGeneration):
|
| 987 |
+
_tied_weights_keys = {"lm_head.weight": "model.language_model.embed_tokens.weight"}
|
| 988 |
+
|
| 989 |
+
@auto_docstring
|
| 990 |
+
def get_image_features(
|
| 991 |
+
self,
|
| 992 |
+
pixel_values: torch.FloatTensor,
|
| 993 |
+
pixel_mask: torch.FloatTensor | None = None,
|
| 994 |
+
vision_feature_layer: int | list[int] = -1,
|
| 995 |
+
**kwargs: Unpack[TransformersKwargs],
|
| 996 |
+
) -> tuple | BaseModelOutputWithPooling:
|
| 997 |
+
return self.model.get_image_features(
|
| 998 |
+
pixel_values=pixel_values,
|
| 999 |
+
pixel_mask=pixel_mask,
|
| 1000 |
+
vision_feature_layer=vision_feature_layer,
|
| 1001 |
+
**kwargs,
|
| 1002 |
+
)
|
| 1003 |
+
|
| 1004 |
+
@can_return_tuple
|
| 1005 |
+
@auto_docstring
|
| 1006 |
+
def forward(
|
| 1007 |
+
self,
|
| 1008 |
+
input_ids: torch.LongTensor | None = None,
|
| 1009 |
+
pixel_values: torch.FloatTensor | None = None,
|
| 1010 |
+
pixel_mask: torch.LongTensor | None = None,
|
| 1011 |
+
attention_mask: torch.Tensor | None = None,
|
| 1012 |
+
position_ids: torch.LongTensor | None = None,
|
| 1013 |
+
past_key_values: Cache | None = None,
|
| 1014 |
+
inputs_embeds: torch.FloatTensor | None = None,
|
| 1015 |
+
labels: torch.LongTensor | None = None,
|
| 1016 |
+
use_cache: bool | None = None,
|
| 1017 |
+
logits_to_keep: int | torch.Tensor = 0,
|
| 1018 |
+
**kwargs: Unpack[TransformersKwargs],
|
| 1019 |
+
) -> tuple | AriaCausalLMOutputWithPast:
|
| 1020 |
+
r"""
|
| 1021 |
+
labels (`torch.LongTensor` of shape `(batch_size, sequence_length)`, *optional*):
|
| 1022 |
+
Labels for computing the masked language modeling loss. Indices should either be in `[0, ...,
|
| 1023 |
+
config.vocab_size]` or `model.image_token_id` (where `model` is your instance of `AriaForConditionalGeneration`).
|
| 1024 |
+
Tokens with indices set to `model.image_token_id` are ignored (masked), the loss is only
|
| 1025 |
+
computed for the tokens with labels in `[0, ..., config.vocab_size]`.
|
| 1026 |
+
|
| 1027 |
+
Example:
|
| 1028 |
+
|
| 1029 |
+
```python
|
| 1030 |
+
>>> import httpx
|
| 1031 |
+
>>> from io import BytesIO
|
| 1032 |
+
>>> import torch
|
| 1033 |
+
>>> from PIL import Image
|
| 1034 |
+
>>> from io import BytesIO
|
| 1035 |
+
|
| 1036 |
+
>>> from transformers import AutoProcessor, AutoModel
|
| 1037 |
+
>>> from transformers.image_utils import load_image
|
| 1038 |
+
|
| 1039 |
+
>>> # Note that passing the image urls (instead of the actual pil images) to the processor is also possible
|
| 1040 |
+
>>> image1 = load_image("https://cdn.britannica.com/61/93061-050-99147DCE/Statue-of-Liberty-Island-New-York-Bay.jpg")
|
| 1041 |
+
>>> image2 = load_image("https://cdn.britannica.com/59/94459-050-DBA42467/Skyline-Chicago.jpg")
|
| 1042 |
+
>>> image3 = load_image("https://cdn.britannica.com/68/170868-050-8DDE8263/Golden-Gate-Bridge-San-Francisco.jpg")
|
| 1043 |
+
|
| 1044 |
+
>>> processor = AutoProcessor.from_pretrained("Rhymes-AI/Aria")
|
| 1045 |
+
>>> model = AutoModel.from_pretrained("Rhymes-AI/Aria", dtype=torch.bfloat16, device_map="auto")
|
| 1046 |
+
|
| 1047 |
+
>>> # Create inputs
|
| 1048 |
+
>>> messages = [
|
| 1049 |
+
... {
|
| 1050 |
+
... "role": "user",
|
| 1051 |
+
... "content": [
|
| 1052 |
+
... {"type": "image"},
|
| 1053 |
+
... {"type": "text", "text": "In this image, we can see the city of New York, and more specifically the Statue of Liberty."},
|
| 1054 |
+
... {"type": "image"},
|
| 1055 |
+
... {"type": "text", "text": "What can we see in this image?"},
|
| 1056 |
+
... ]
|
| 1057 |
+
... },
|
| 1058 |
+
... {
|
| 1059 |
+
... "role": "user",
|
| 1060 |
+
... "content": [
|
| 1061 |
+
... {"type": "image"},
|
| 1062 |
+
... {"type": "text", "text": "In which city is that bridge located?"},
|
| 1063 |
+
... ]
|
| 1064 |
+
... }
|
| 1065 |
+
... ]
|
| 1066 |
+
|
| 1067 |
+
>>> prompts = [processor.apply_chat_template([message], add_generation_prompt=True) for message in messages]
|
| 1068 |
+
>>> images = [[image1, image2], [image3]]
|
| 1069 |
+
>>> inputs = processor(text=prompts, images=images, padding=True, return_tensors="pt").to(model.device)
|
| 1070 |
+
|
| 1071 |
+
>>> # Generate
|
| 1072 |
+
>>> generated_ids = model.generate(**inputs, max_new_tokens=256)
|
| 1073 |
+
>>> generated_texts = processor.batch_decode(generated_ids, skip_special_tokens=True)
|
| 1074 |
+
|
| 1075 |
+
>>> print(generated_texts[0])
|
| 1076 |
+
Assistant: There are buildings, trees, lights, and water visible in this image.
|
| 1077 |
+
|
| 1078 |
+
>>> print(generated_texts[1])
|
| 1079 |
+
Assistant: The bridge is in San Francisco.
|
| 1080 |
+
```"""
|
| 1081 |
+
outputs = self.model(
|
| 1082 |
+
input_ids=input_ids,
|
| 1083 |
+
pixel_values=pixel_values,
|
| 1084 |
+
pixel_mask=pixel_mask,
|
| 1085 |
+
attention_mask=attention_mask,
|
| 1086 |
+
position_ids=position_ids,
|
| 1087 |
+
past_key_values=past_key_values,
|
| 1088 |
+
inputs_embeds=inputs_embeds,
|
| 1089 |
+
use_cache=use_cache,
|
| 1090 |
+
**kwargs,
|
| 1091 |
+
)
|
| 1092 |
+
|
| 1093 |
+
hidden_states = outputs[0]
|
| 1094 |
+
# Only compute necessary logits, and do not upcast them to float if we are not computing the loss
|
| 1095 |
+
slice_indices = slice(-logits_to_keep, None) if isinstance(logits_to_keep, int) else logits_to_keep
|
| 1096 |
+
logits = self.lm_head(hidden_states[:, slice_indices, :])
|
| 1097 |
+
|
| 1098 |
+
loss = None
|
| 1099 |
+
if labels is not None:
|
| 1100 |
+
loss = self.loss_function(
|
| 1101 |
+
logits=logits, labels=labels, vocab_size=self.config.text_config.vocab_size, **kwargs
|
| 1102 |
+
)
|
| 1103 |
+
|
| 1104 |
+
return AriaCausalLMOutputWithPast(
|
| 1105 |
+
loss=loss,
|
| 1106 |
+
logits=logits,
|
| 1107 |
+
past_key_values=outputs.past_key_values,
|
| 1108 |
+
hidden_states=outputs.hidden_states,
|
| 1109 |
+
attentions=outputs.attentions,
|
| 1110 |
+
)
|
| 1111 |
+
|
| 1112 |
+
def prepare_inputs_for_generation(
|
| 1113 |
+
self,
|
| 1114 |
+
input_ids,
|
| 1115 |
+
past_key_values=None,
|
| 1116 |
+
inputs_embeds=None,
|
| 1117 |
+
pixel_values=None,
|
| 1118 |
+
pixel_mask=None,
|
| 1119 |
+
attention_mask=None,
|
| 1120 |
+
logits_to_keep=None,
|
| 1121 |
+
is_first_iteration=False,
|
| 1122 |
+
**kwargs,
|
| 1123 |
+
):
|
| 1124 |
+
model_inputs = super().prepare_inputs_for_generation(
|
| 1125 |
+
input_ids,
|
| 1126 |
+
past_key_values=past_key_values,
|
| 1127 |
+
inputs_embeds=inputs_embeds,
|
| 1128 |
+
attention_mask=attention_mask,
|
| 1129 |
+
logits_to_keep=logits_to_keep,
|
| 1130 |
+
is_first_iteration=is_first_iteration,
|
| 1131 |
+
**kwargs,
|
| 1132 |
+
)
|
| 1133 |
+
|
| 1134 |
+
if is_first_iteration or not kwargs.get("use_cache", True):
|
| 1135 |
+
# Pixel values are used only in the first iteration if available
|
| 1136 |
+
# In subsequent iterations, they are already merged with text and cached
|
| 1137 |
+
# NOTE: first iteration doesn't have to be prefill, it can be the first
|
| 1138 |
+
# iteration with a question and cached system prompt (continue generate from cache)
|
| 1139 |
+
model_inputs["pixel_values"] = pixel_values
|
| 1140 |
+
model_inputs["pixel_mask"] = pixel_mask
|
| 1141 |
+
|
| 1142 |
+
return model_inputs
|
| 1143 |
+
|
| 1144 |
+
|
| 1145 |
+
__all__ = [
|
| 1146 |
+
"AriaConfig",
|
| 1147 |
+
"AriaTextConfig",
|
| 1148 |
+
"AriaImageProcessor",
|
| 1149 |
+
"AriaProcessor",
|
| 1150 |
+
"AriaForConditionalGeneration",
|
| 1151 |
+
"AriaPreTrainedModel",
|
| 1152 |
+
"AriaTextPreTrainedModel",
|
| 1153 |
+
"AriaTextModel",
|
| 1154 |
+
"AriaModel",
|
| 1155 |
+
"AriaTextForCausalLM",
|
| 1156 |
+
]
|
data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/aria/processing_aria.py
ADDED
|
@@ -0,0 +1,177 @@
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
|
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|
|
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|
|
|
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|
|
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|
|
|
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|
|
|
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|
|
|
|
|
|
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|
|
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|
|
|
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|
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|
|
|
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|
|
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|
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|
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|
|
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|
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|
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|
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|
|
|
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|
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|
|
|
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|
|
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|
|
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|
|
|
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|
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|
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|
|
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|
|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
|
|
|
|
|
|
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|
|
|
|
|
|
|
|
|
|
|
|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
|
|
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|
|
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|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
|
|
|
|
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|
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|
|
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|
|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 1 |
+
# 🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨
|
| 2 |
+
# This file was automatically generated from src/transformers/models/aria/modular_aria.py.
|
| 3 |
+
# Do NOT edit this file manually as any edits will be overwritten by the generation of
|
| 4 |
+
# the file from the modular. If any change should be done, please apply the change to the
|
| 5 |
+
# modular_aria.py file directly. One of our CI enforces this.
|
| 6 |
+
# 🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨🚨
|
| 7 |
+
# Copyright 2024 The Rhymes-AI Teams Authors and The HuggingFace Inc. team. All rights reserved.
|
| 8 |
+
#
|
| 9 |
+
# Licensed under the Apache License, Version 2.0 (the "License");
|
| 10 |
+
# you may not use this file except in compliance with the License.
|
| 11 |
+
# You may obtain a copy of the License at
|
| 12 |
+
#
|
| 13 |
+
# http://www.apache.org/licenses/LICENSE-2.0
|
| 14 |
+
#
|
| 15 |
+
# Unless required by applicable law or agreed to in writing, software
|
| 16 |
+
# distributed under the License is distributed on an "AS IS" BASIS,
|
| 17 |
+
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
| 18 |
+
# See the License for the specific language governing permissions and
|
| 19 |
+
# limitations under the License.
|
| 20 |
+
from ...image_processing_utils import BatchFeature
|
| 21 |
+
from ...image_utils import ImageInput
|
| 22 |
+
from ...processing_utils import ImagesKwargs, MultiModalData, ProcessingKwargs, ProcessorMixin, Unpack
|
| 23 |
+
from ...tokenization_python import PreTokenizedInput, TextInput
|
| 24 |
+
from ...utils import TensorType, auto_docstring
|
| 25 |
+
from ..auto import AutoTokenizer
|
| 26 |
+
|
| 27 |
+
|
| 28 |
+
class AriaImagesKwargs(ImagesKwargs, total=False):
|
| 29 |
+
"""
|
| 30 |
+
split_image (`bool`, *optional*, defaults to `False`):
|
| 31 |
+
Whether to split large images into multiple crops. When enabled, images exceeding the maximum size are
|
| 32 |
+
divided into overlapping crops that are processed separately and then combined. This allows processing
|
| 33 |
+
of very high-resolution images that exceed the model's input size limits.
|
| 34 |
+
max_image_size (`int`, *optional*, defaults to `980`):
|
| 35 |
+
Maximum image size (in pixels) for a single image crop. Images larger than this will be split into
|
| 36 |
+
multiple crops when `split_image=True`, or resized if splitting is disabled. This parameter controls
|
| 37 |
+
the maximum resolution of individual image patches processed by the model.
|
| 38 |
+
min_image_size (`int`, *optional*):
|
| 39 |
+
Minimum image size (in pixels) for a single image crop. Images smaller than this will be upscaled to
|
| 40 |
+
meet the minimum requirement. If not specified, images are processed at their original size (subject
|
| 41 |
+
to the maximum size constraint).
|
| 42 |
+
"""
|
| 43 |
+
|
| 44 |
+
split_image: bool
|
| 45 |
+
max_image_size: int
|
| 46 |
+
min_image_size: int
|
| 47 |
+
|
| 48 |
+
|
| 49 |
+
class AriaProcessorKwargs(ProcessingKwargs, total=False):
|
| 50 |
+
images_kwargs: AriaImagesKwargs
|
| 51 |
+
|
| 52 |
+
_defaults = {
|
| 53 |
+
"text_kwargs": {
|
| 54 |
+
"padding": False,
|
| 55 |
+
"return_mm_token_type_ids": False,
|
| 56 |
+
},
|
| 57 |
+
"images_kwargs": {
|
| 58 |
+
"max_image_size": 980,
|
| 59 |
+
"split_image": False,
|
| 60 |
+
},
|
| 61 |
+
"return_tensors": TensorType.PYTORCH,
|
| 62 |
+
}
|
| 63 |
+
|
| 64 |
+
|
| 65 |
+
@auto_docstring
|
| 66 |
+
class AriaProcessor(ProcessorMixin):
|
| 67 |
+
def __init__(
|
| 68 |
+
self,
|
| 69 |
+
image_processor=None,
|
| 70 |
+
tokenizer: AutoTokenizer | str = None,
|
| 71 |
+
chat_template: str | None = None,
|
| 72 |
+
size_conversion: dict[float | int, int] | None = None,
|
| 73 |
+
):
|
| 74 |
+
r"""
|
| 75 |
+
size_conversion (`Dict`, *optional*):
|
| 76 |
+
A dictionary indicating size conversions for images.
|
| 77 |
+
"""
|
| 78 |
+
if size_conversion is None:
|
| 79 |
+
size_conversion = {490: 128, 980: 256}
|
| 80 |
+
self.size_conversion = {int(k): v for k, v in size_conversion.items()}
|
| 81 |
+
|
| 82 |
+
self.image_token = tokenizer.image_token
|
| 83 |
+
self.image_token_id = tokenizer.image_token_id
|
| 84 |
+
if tokenizer is not None and tokenizer.pad_token is None:
|
| 85 |
+
tokenizer.pad_token = tokenizer.unk_token
|
| 86 |
+
|
| 87 |
+
super().__init__(image_processor, tokenizer, chat_template=chat_template)
|
| 88 |
+
|
| 89 |
+
@auto_docstring
|
| 90 |
+
def __call__(
|
| 91 |
+
self,
|
| 92 |
+
text: TextInput | PreTokenizedInput | list[TextInput] | list[PreTokenizedInput],
|
| 93 |
+
images: ImageInput | None = None,
|
| 94 |
+
**kwargs: Unpack[AriaProcessorKwargs],
|
| 95 |
+
) -> BatchFeature:
|
| 96 |
+
r"""
|
| 97 |
+
Returns:
|
| 98 |
+
[`BatchFeature`]: A [`BatchFeature`] with the following fields:
|
| 99 |
+
- **input_ids** -- List of token ids to be fed to a model. Returned when `text` is not `None`.
|
| 100 |
+
- **attention_mask** -- List of indices specifying which tokens should be attended to by the model (when
|
| 101 |
+
`return_attention_mask=True` or if *"attention_mask"* is in `self.model_input_names` and if `text` is not
|
| 102 |
+
`None`).
|
| 103 |
+
- **pixel_values** -- Pixel values to be fed to a model. Returned when `images` is not `None`.
|
| 104 |
+
- **pixel_mask** -- Pixel mask to be fed to a model. Returned when `images` is not `None`.
|
| 105 |
+
"""
|
| 106 |
+
output_kwargs = self._merge_kwargs(
|
| 107 |
+
AriaProcessorKwargs,
|
| 108 |
+
tokenizer_init_kwargs=self.tokenizer.init_kwargs,
|
| 109 |
+
**kwargs,
|
| 110 |
+
)
|
| 111 |
+
|
| 112 |
+
if isinstance(text, str):
|
| 113 |
+
text = [text]
|
| 114 |
+
elif not isinstance(text, list) and not isinstance(text[0], str):
|
| 115 |
+
raise TypeError("Invalid input text. Please provide a string, or a list of strings")
|
| 116 |
+
|
| 117 |
+
if images is not None:
|
| 118 |
+
image_inputs = self.image_processor(images, **output_kwargs["images_kwargs"])
|
| 119 |
+
# expand the image_token according to the num_crops and tokens per image
|
| 120 |
+
tokens_per_image = self.size_conversion[image_inputs.pixel_values.shape[2]]
|
| 121 |
+
prompt_strings = []
|
| 122 |
+
num_crops = image_inputs.pop("num_crops") * tokens_per_image
|
| 123 |
+
for sample in text:
|
| 124 |
+
sample = sample.replace(self.tokenizer.image_token, self.tokenizer.image_token * num_crops)
|
| 125 |
+
prompt_strings.append(sample)
|
| 126 |
+
|
| 127 |
+
else:
|
| 128 |
+
image_inputs = {}
|
| 129 |
+
prompt_strings = text
|
| 130 |
+
|
| 131 |
+
return_tensors = output_kwargs["text_kwargs"].pop("return_tensors", None)
|
| 132 |
+
return_mm_token_type_ids = output_kwargs["text_kwargs"].pop("return_mm_token_type_ids", False)
|
| 133 |
+
text_inputs = self.tokenizer(prompt_strings, **output_kwargs["text_kwargs"], return_tensors=None)
|
| 134 |
+
self._check_special_mm_tokens(prompt_strings, text_inputs, modalities=["image"])
|
| 135 |
+
|
| 136 |
+
if return_mm_token_type_ids:
|
| 137 |
+
text_inputs["mm_token_type_ids"] = self.create_mm_token_type_ids(text_inputs["input_ids"])
|
| 138 |
+
return BatchFeature(data={**text_inputs, **image_inputs}, tensor_type=return_tensors)
|
| 139 |
+
|
| 140 |
+
def _get_num_multimodal_tokens(self, image_sizes=None, **kwargs):
|
| 141 |
+
"""
|
| 142 |
+
Computes the number of placeholder tokens needed for multimodal inputs with the given sizes.
|
| 143 |
+
Args:
|
| 144 |
+
image_sizes (`list[list[int]]`, *optional*):
|
| 145 |
+
The input sizes formatted as (height, width) per each image.
|
| 146 |
+
Returns:
|
| 147 |
+
`MultiModalData`: A `MultiModalData` object holding number of tokens per each of the provided
|
| 148 |
+
input modalities, along with other useful data.
|
| 149 |
+
"""
|
| 150 |
+
|
| 151 |
+
vision_data = {}
|
| 152 |
+
if image_sizes is not None:
|
| 153 |
+
images_kwargs = AriaProcessorKwargs._defaults.get("images_kwargs", {})
|
| 154 |
+
images_kwargs.update(kwargs)
|
| 155 |
+
|
| 156 |
+
max_size = images_kwargs.get("max_image_size", None) or self.image_processor.max_image_size
|
| 157 |
+
num_image_patches = [
|
| 158 |
+
self.image_processor.get_number_of_image_patches(*image_size, images_kwargs)
|
| 159 |
+
for image_size in image_sizes
|
| 160 |
+
]
|
| 161 |
+
num_image_tokens = [self.size_conversion[max_size] * num_patches for num_patches in num_image_patches]
|
| 162 |
+
vision_data.update({"num_image_tokens": num_image_tokens, "num_image_patches": num_image_patches})
|
| 163 |
+
|
| 164 |
+
return MultiModalData(**vision_data)
|
| 165 |
+
|
| 166 |
+
@property
|
| 167 |
+
def model_input_names(self):
|
| 168 |
+
tokenizer_input_names = self.tokenizer.model_input_names
|
| 169 |
+
image_processor_input_names = self.image_processor.model_input_names
|
| 170 |
+
|
| 171 |
+
# Remove `num_crops`, it is popped and used only when processing. Make a copy of list when removing
|
| 172 |
+
# otherwise `self.image_processor.model_input_names` is also modified
|
| 173 |
+
image_processor_input_names = [name for name in image_processor_input_names if name != "num_crops"]
|
| 174 |
+
return list(dict.fromkeys(tokenizer_input_names + image_processor_input_names))
|
| 175 |
+
|
| 176 |
+
|
| 177 |
+
__all__ = ["AriaProcessor"]
|
data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/autoformer/__pycache__/__init__.cpython-311.pyc
ADDED
|
Binary file (793 Bytes). View file
|
|
|
data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/autoformer/__pycache__/configuration_autoformer.cpython-311.pyc
ADDED
|
Binary file (8.93 kB). View file
|
|
|
data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/bert/__init__.py
ADDED
|
@@ -0,0 +1,28 @@
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
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|
|
|
|
|
|
|
|
|
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|
|
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|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 1 |
+
# Copyright 2024 The HuggingFace Team. All rights reserved.
|
| 2 |
+
#
|
| 3 |
+
# Licensed under the Apache License, Version 2.0 (the "License");
|
| 4 |
+
# you may not use this file except in compliance with the License.
|
| 5 |
+
# You may obtain a copy of the License at
|
| 6 |
+
#
|
| 7 |
+
# http://www.apache.org/licenses/LICENSE-2.0
|
| 8 |
+
#
|
| 9 |
+
# Unless required by applicable law or agreed to in writing, software
|
| 10 |
+
# distributed under the License is distributed on an "AS IS" BASIS,
|
| 11 |
+
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
| 12 |
+
# See the License for the specific language governing permissions and
|
| 13 |
+
# limitations under the License.
|
| 14 |
+
from typing import TYPE_CHECKING
|
| 15 |
+
|
| 16 |
+
from ...utils import _LazyModule
|
| 17 |
+
from ...utils.import_utils import define_import_structure
|
| 18 |
+
|
| 19 |
+
|
| 20 |
+
if TYPE_CHECKING:
|
| 21 |
+
from .configuration_bert import *
|
| 22 |
+
from .modeling_bert import *
|
| 23 |
+
from .tokenization_bert import *
|
| 24 |
+
else:
|
| 25 |
+
import sys
|
| 26 |
+
|
| 27 |
+
_file = globals()["__file__"]
|
| 28 |
+
sys.modules[__name__] = _LazyModule(__name__, _file, define_import_structure(_file), module_spec=__spec__)
|
data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/bert/__pycache__/__init__.cpython-311.pyc
ADDED
|
Binary file (814 Bytes). View file
|
|
|
data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/bert/__pycache__/configuration_bert.cpython-311.pyc
ADDED
|
Binary file (2.65 kB). View file
|
|
|
data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/bert/__pycache__/modeling_bert.cpython-311.pyc
ADDED
|
Binary file (68.8 kB). View file
|
|
|
data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/bert/__pycache__/tokenization_bert.cpython-311.pyc
ADDED
|
Binary file (6.96 kB). View file
|
|
|
data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/bert/__pycache__/tokenization_bert_legacy.cpython-311.pyc
ADDED
|
Binary file (23.3 kB). View file
|
|
|
data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/bert/configuration_bert.py
ADDED
|
@@ -0,0 +1,66 @@
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
|
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|
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|
|
|
|
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|
|
|
|
|
|
|
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|
|
|
|
|
|
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|
|
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|
|
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|
|
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|
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|
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|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 1 |
+
# Copyright 2018 The Google AI Language Team Authors and The HuggingFace Inc. team.
|
| 2 |
+
# Copyright (c) 2018, NVIDIA CORPORATION. All rights reserved.
|
| 3 |
+
#
|
| 4 |
+
# Licensed under the Apache License, Version 2.0 (the "License");
|
| 5 |
+
# you may not use this file except in compliance with the License.
|
| 6 |
+
# You may obtain a copy of the License at
|
| 7 |
+
#
|
| 8 |
+
# http://www.apache.org/licenses/LICENSE-2.0
|
| 9 |
+
#
|
| 10 |
+
# Unless required by applicable law or agreed to in writing, software
|
| 11 |
+
# distributed under the License is distributed on an "AS IS" BASIS,
|
| 12 |
+
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
| 13 |
+
# See the License for the specific language governing permissions and
|
| 14 |
+
# limitations under the License.
|
| 15 |
+
"""BERT model configuration"""
|
| 16 |
+
|
| 17 |
+
from huggingface_hub.dataclasses import strict
|
| 18 |
+
|
| 19 |
+
from ...configuration_utils import PreTrainedConfig
|
| 20 |
+
from ...utils import auto_docstring
|
| 21 |
+
|
| 22 |
+
|
| 23 |
+
@auto_docstring(checkpoint="google-bert/bert-base-uncased")
|
| 24 |
+
@strict
|
| 25 |
+
class BertConfig(PreTrainedConfig):
|
| 26 |
+
r"""
|
| 27 |
+
Examples:
|
| 28 |
+
|
| 29 |
+
```python
|
| 30 |
+
>>> from transformers import BertConfig, BertModel
|
| 31 |
+
|
| 32 |
+
>>> # Initializing a BERT google-bert/bert-base-uncased style configuration
|
| 33 |
+
>>> configuration = BertConfig()
|
| 34 |
+
|
| 35 |
+
>>> # Initializing a model (with random weights) from the google-bert/bert-base-uncased style configuration
|
| 36 |
+
>>> model = BertModel(configuration)
|
| 37 |
+
|
| 38 |
+
>>> # Accessing the model configuration
|
| 39 |
+
>>> configuration = model.config
|
| 40 |
+
```"""
|
| 41 |
+
|
| 42 |
+
model_type = "bert"
|
| 43 |
+
|
| 44 |
+
vocab_size: int = 30522
|
| 45 |
+
hidden_size: int = 768
|
| 46 |
+
num_hidden_layers: int = 12
|
| 47 |
+
num_attention_heads: int = 12
|
| 48 |
+
intermediate_size: int = 3072
|
| 49 |
+
hidden_act: str = "gelu"
|
| 50 |
+
hidden_dropout_prob: float | int = 0.1
|
| 51 |
+
attention_probs_dropout_prob: float | int = 0.1
|
| 52 |
+
max_position_embeddings: int = 512
|
| 53 |
+
type_vocab_size: int = 2
|
| 54 |
+
initializer_range: float = 0.02
|
| 55 |
+
layer_norm_eps: float = 1e-12
|
| 56 |
+
pad_token_id: int | None = 0
|
| 57 |
+
use_cache: bool = True
|
| 58 |
+
classifier_dropout: float | int | None = None
|
| 59 |
+
is_decoder: bool = False
|
| 60 |
+
add_cross_attention: bool = False
|
| 61 |
+
bos_token_id: int | None = None
|
| 62 |
+
eos_token_id: int | list[int] | None = None
|
| 63 |
+
tie_word_embeddings: bool = True
|
| 64 |
+
|
| 65 |
+
|
| 66 |
+
__all__ = ["BertConfig"]
|
data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/bert/modeling_bert.py
ADDED
|
@@ -0,0 +1,1394 @@
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
|
|
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|
|
|
|
|
|
|
|
|
|
|
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|
| 1 |
+
# Copyright 2018 The Google AI Language Team Authors and The HuggingFace Inc. team.
|
| 2 |
+
# Copyright (c) 2018, NVIDIA CORPORATION. All rights reserved.
|
| 3 |
+
#
|
| 4 |
+
# Licensed under the Apache License, Version 2.0 (the "License");
|
| 5 |
+
# you may not use this file except in compliance with the License.
|
| 6 |
+
# You may obtain a copy of the License at
|
| 7 |
+
#
|
| 8 |
+
# http://www.apache.org/licenses/LICENSE-2.0
|
| 9 |
+
#
|
| 10 |
+
# Unless required by applicable law or agreed to in writing, software
|
| 11 |
+
# distributed under the License is distributed on an "AS IS" BASIS,
|
| 12 |
+
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
| 13 |
+
# See the License for the specific language governing permissions and
|
| 14 |
+
# limitations under the License.
|
| 15 |
+
"""PyTorch BERT model."""
|
| 16 |
+
|
| 17 |
+
from collections.abc import Callable
|
| 18 |
+
from dataclasses import dataclass
|
| 19 |
+
|
| 20 |
+
import torch
|
| 21 |
+
from torch import nn
|
| 22 |
+
from torch.nn import BCEWithLogitsLoss, CrossEntropyLoss, MSELoss
|
| 23 |
+
|
| 24 |
+
from ... import initialization as init
|
| 25 |
+
from ...activations import ACT2FN
|
| 26 |
+
from ...cache_utils import Cache, DynamicCache, EncoderDecoderCache
|
| 27 |
+
from ...generation import GenerationMixin
|
| 28 |
+
from ...masking_utils import create_bidirectional_mask, create_causal_mask
|
| 29 |
+
from ...modeling_layers import GradientCheckpointingLayer
|
| 30 |
+
from ...modeling_outputs import (
|
| 31 |
+
BaseModelOutputWithPastAndCrossAttentions,
|
| 32 |
+
BaseModelOutputWithPoolingAndCrossAttentions,
|
| 33 |
+
CausalLMOutputWithCrossAttentions,
|
| 34 |
+
MaskedLMOutput,
|
| 35 |
+
MultipleChoiceModelOutput,
|
| 36 |
+
NextSentencePredictorOutput,
|
| 37 |
+
QuestionAnsweringModelOutput,
|
| 38 |
+
SequenceClassifierOutput,
|
| 39 |
+
TokenClassifierOutput,
|
| 40 |
+
)
|
| 41 |
+
from ...modeling_utils import ALL_ATTENTION_FUNCTIONS, PreTrainedModel
|
| 42 |
+
from ...processing_utils import Unpack
|
| 43 |
+
from ...pytorch_utils import apply_chunking_to_forward
|
| 44 |
+
from ...utils import ModelOutput, TransformersKwargs, auto_docstring, logging
|
| 45 |
+
from ...utils.generic import can_return_tuple, merge_with_config_defaults
|
| 46 |
+
from ...utils.output_capturing import capture_outputs
|
| 47 |
+
from .configuration_bert import BertConfig
|
| 48 |
+
|
| 49 |
+
|
| 50 |
+
logger = logging.get_logger(__name__)
|
| 51 |
+
|
| 52 |
+
|
| 53 |
+
class BertEmbeddings(nn.Module):
|
| 54 |
+
"""Construct the embeddings from word, position and token_type embeddings."""
|
| 55 |
+
|
| 56 |
+
def __init__(self, config):
|
| 57 |
+
super().__init__()
|
| 58 |
+
self.word_embeddings = nn.Embedding(config.vocab_size, config.hidden_size, padding_idx=config.pad_token_id)
|
| 59 |
+
self.position_embeddings = nn.Embedding(config.max_position_embeddings, config.hidden_size)
|
| 60 |
+
self.token_type_embeddings = nn.Embedding(config.type_vocab_size, config.hidden_size)
|
| 61 |
+
|
| 62 |
+
self.LayerNorm = nn.LayerNorm(config.hidden_size, eps=config.layer_norm_eps)
|
| 63 |
+
self.dropout = nn.Dropout(config.hidden_dropout_prob)
|
| 64 |
+
# position_ids (1, len position emb) is contiguous in memory and exported when serialized
|
| 65 |
+
self.register_buffer(
|
| 66 |
+
"position_ids", torch.arange(config.max_position_embeddings).expand((1, -1)), persistent=False
|
| 67 |
+
)
|
| 68 |
+
self.register_buffer(
|
| 69 |
+
"token_type_ids", torch.zeros(self.position_ids.size(), dtype=torch.long), persistent=False
|
| 70 |
+
)
|
| 71 |
+
|
| 72 |
+
def forward(
|
| 73 |
+
self,
|
| 74 |
+
input_ids: torch.LongTensor | None = None,
|
| 75 |
+
token_type_ids: torch.LongTensor | None = None,
|
| 76 |
+
position_ids: torch.LongTensor | None = None,
|
| 77 |
+
inputs_embeds: torch.FloatTensor | None = None,
|
| 78 |
+
past_key_values_length: int = 0,
|
| 79 |
+
) -> torch.Tensor:
|
| 80 |
+
if input_ids is not None:
|
| 81 |
+
input_shape = input_ids.size()
|
| 82 |
+
else:
|
| 83 |
+
input_shape = inputs_embeds.size()[:-1]
|
| 84 |
+
|
| 85 |
+
batch_size, seq_length = input_shape
|
| 86 |
+
|
| 87 |
+
if position_ids is None:
|
| 88 |
+
position_ids = self.position_ids[:, past_key_values_length : seq_length + past_key_values_length]
|
| 89 |
+
|
| 90 |
+
# Setting the token_type_ids to the registered buffer in constructor where it is all zeros, which usually occurs
|
| 91 |
+
# when its auto-generated, registered buffer helps users when tracing the model without passing token_type_ids, solves
|
| 92 |
+
# issue #5664
|
| 93 |
+
if token_type_ids is None:
|
| 94 |
+
if hasattr(self, "token_type_ids"):
|
| 95 |
+
# NOTE: We assume either pos ids to have bsz == 1 (broadcastable) or bsz == effective bsz (input_shape[0])
|
| 96 |
+
buffered_token_type_ids = self.token_type_ids.expand(position_ids.shape[0], -1)
|
| 97 |
+
buffered_token_type_ids = torch.gather(buffered_token_type_ids, dim=1, index=position_ids)
|
| 98 |
+
token_type_ids = buffered_token_type_ids.expand(batch_size, seq_length)
|
| 99 |
+
else:
|
| 100 |
+
token_type_ids = torch.zeros(input_shape, dtype=torch.long, device=self.position_ids.device)
|
| 101 |
+
|
| 102 |
+
if inputs_embeds is None:
|
| 103 |
+
inputs_embeds = self.word_embeddings(input_ids)
|
| 104 |
+
token_type_embeddings = self.token_type_embeddings(token_type_ids)
|
| 105 |
+
embeddings = inputs_embeds + token_type_embeddings
|
| 106 |
+
|
| 107 |
+
position_embeddings = self.position_embeddings(position_ids)
|
| 108 |
+
embeddings = embeddings + position_embeddings
|
| 109 |
+
|
| 110 |
+
embeddings = self.LayerNorm(embeddings)
|
| 111 |
+
embeddings = self.dropout(embeddings)
|
| 112 |
+
return embeddings
|
| 113 |
+
|
| 114 |
+
|
| 115 |
+
def eager_attention_forward(
|
| 116 |
+
module: nn.Module,
|
| 117 |
+
query: torch.Tensor,
|
| 118 |
+
key: torch.Tensor,
|
| 119 |
+
value: torch.Tensor,
|
| 120 |
+
attention_mask: torch.Tensor | None,
|
| 121 |
+
scaling: float | None = None,
|
| 122 |
+
dropout: float = 0.0,
|
| 123 |
+
**kwargs: Unpack[TransformersKwargs],
|
| 124 |
+
):
|
| 125 |
+
if scaling is None:
|
| 126 |
+
scaling = query.size(-1) ** -0.5
|
| 127 |
+
|
| 128 |
+
# Take the dot product between "query" and "key" to get the raw attention scores.
|
| 129 |
+
attn_weights = torch.matmul(query, key.transpose(2, 3)) * scaling
|
| 130 |
+
|
| 131 |
+
if attention_mask is not None:
|
| 132 |
+
attn_weights = attn_weights + attention_mask
|
| 133 |
+
|
| 134 |
+
attn_weights = nn.functional.softmax(attn_weights, dim=-1)
|
| 135 |
+
attn_weights = nn.functional.dropout(attn_weights, p=dropout, training=module.training)
|
| 136 |
+
|
| 137 |
+
attn_output = torch.matmul(attn_weights, value)
|
| 138 |
+
attn_output = attn_output.transpose(1, 2).contiguous()
|
| 139 |
+
|
| 140 |
+
return attn_output, attn_weights
|
| 141 |
+
|
| 142 |
+
|
| 143 |
+
class BertSelfAttention(nn.Module):
|
| 144 |
+
def __init__(self, config, is_causal=False, layer_idx=None):
|
| 145 |
+
super().__init__()
|
| 146 |
+
if config.hidden_size % config.num_attention_heads != 0 and not hasattr(config, "embedding_size"):
|
| 147 |
+
raise ValueError(
|
| 148 |
+
f"The hidden size ({config.hidden_size}) is not a multiple of the number of attention "
|
| 149 |
+
f"heads ({config.num_attention_heads})"
|
| 150 |
+
)
|
| 151 |
+
self.config = config
|
| 152 |
+
|
| 153 |
+
self.num_attention_heads = config.num_attention_heads
|
| 154 |
+
self.attention_head_size = int(config.hidden_size / config.num_attention_heads)
|
| 155 |
+
self.all_head_size = self.num_attention_heads * self.attention_head_size
|
| 156 |
+
self.scaling = self.attention_head_size**-0.5
|
| 157 |
+
|
| 158 |
+
self.query = nn.Linear(config.hidden_size, self.all_head_size)
|
| 159 |
+
self.key = nn.Linear(config.hidden_size, self.all_head_size)
|
| 160 |
+
self.value = nn.Linear(config.hidden_size, self.all_head_size)
|
| 161 |
+
|
| 162 |
+
self.dropout = nn.Dropout(config.attention_probs_dropout_prob)
|
| 163 |
+
|
| 164 |
+
self.is_decoder = config.is_decoder
|
| 165 |
+
self.is_causal = is_causal
|
| 166 |
+
self.layer_idx = layer_idx
|
| 167 |
+
|
| 168 |
+
def forward(
|
| 169 |
+
self,
|
| 170 |
+
hidden_states: torch.Tensor,
|
| 171 |
+
attention_mask: torch.FloatTensor | None = None,
|
| 172 |
+
past_key_values: Cache | None = None,
|
| 173 |
+
**kwargs: Unpack[TransformersKwargs],
|
| 174 |
+
) -> tuple[torch.Tensor]:
|
| 175 |
+
input_shape = hidden_states.shape[:-1]
|
| 176 |
+
hidden_shape = (*input_shape, -1, self.attention_head_size)
|
| 177 |
+
|
| 178 |
+
# get all proj
|
| 179 |
+
query_layer = self.query(hidden_states).view(*hidden_shape).transpose(1, 2)
|
| 180 |
+
key_layer = self.key(hidden_states).view(*hidden_shape).transpose(1, 2)
|
| 181 |
+
value_layer = self.value(hidden_states).view(*hidden_shape).transpose(1, 2)
|
| 182 |
+
|
| 183 |
+
if past_key_values is not None:
|
| 184 |
+
# decoder-only bert can have a simple dynamic cache for example
|
| 185 |
+
current_past_key_values = past_key_values
|
| 186 |
+
if isinstance(past_key_values, EncoderDecoderCache):
|
| 187 |
+
current_past_key_values = past_key_values.self_attention_cache
|
| 188 |
+
|
| 189 |
+
# save all key/value_layer to cache to be re-used for fast auto-regressive generation
|
| 190 |
+
key_layer, value_layer = current_past_key_values.update(key_layer, value_layer, self.layer_idx)
|
| 191 |
+
|
| 192 |
+
attention_interface: Callable = ALL_ATTENTION_FUNCTIONS.get_interface(
|
| 193 |
+
self.config._attn_implementation, eager_attention_forward
|
| 194 |
+
)
|
| 195 |
+
|
| 196 |
+
attn_output, attn_weights = attention_interface(
|
| 197 |
+
self,
|
| 198 |
+
query_layer,
|
| 199 |
+
key_layer,
|
| 200 |
+
value_layer,
|
| 201 |
+
attention_mask,
|
| 202 |
+
dropout=0.0 if not self.training else self.dropout.p,
|
| 203 |
+
scaling=self.scaling,
|
| 204 |
+
**kwargs,
|
| 205 |
+
)
|
| 206 |
+
attn_output = attn_output.reshape(*input_shape, -1).contiguous()
|
| 207 |
+
return attn_output, attn_weights
|
| 208 |
+
|
| 209 |
+
|
| 210 |
+
class BertCrossAttention(nn.Module):
|
| 211 |
+
def __init__(self, config, is_causal=False, layer_idx=None):
|
| 212 |
+
super().__init__()
|
| 213 |
+
if config.hidden_size % config.num_attention_heads != 0 and not hasattr(config, "embedding_size"):
|
| 214 |
+
raise ValueError(
|
| 215 |
+
f"The hidden size ({config.hidden_size}) is not a multiple of the number of attention "
|
| 216 |
+
f"heads ({config.num_attention_heads})"
|
| 217 |
+
)
|
| 218 |
+
self.config = config
|
| 219 |
+
|
| 220 |
+
self.num_attention_heads = config.num_attention_heads
|
| 221 |
+
self.attention_head_size = int(config.hidden_size / config.num_attention_heads)
|
| 222 |
+
self.all_head_size = self.num_attention_heads * self.attention_head_size
|
| 223 |
+
self.scaling = self.attention_head_size**-0.5
|
| 224 |
+
|
| 225 |
+
self.query = nn.Linear(config.hidden_size, self.all_head_size)
|
| 226 |
+
self.key = nn.Linear(config.hidden_size, self.all_head_size)
|
| 227 |
+
self.value = nn.Linear(config.hidden_size, self.all_head_size)
|
| 228 |
+
|
| 229 |
+
self.dropout = nn.Dropout(config.attention_probs_dropout_prob)
|
| 230 |
+
|
| 231 |
+
self.is_causal = is_causal
|
| 232 |
+
self.layer_idx = layer_idx
|
| 233 |
+
|
| 234 |
+
def forward(
|
| 235 |
+
self,
|
| 236 |
+
hidden_states: torch.Tensor,
|
| 237 |
+
encoder_hidden_states: torch.FloatTensor | None = None,
|
| 238 |
+
attention_mask: torch.FloatTensor | None = None,
|
| 239 |
+
past_key_values: EncoderDecoderCache | None = None,
|
| 240 |
+
**kwargs: Unpack[TransformersKwargs],
|
| 241 |
+
) -> tuple[torch.Tensor]:
|
| 242 |
+
# determine input shapes
|
| 243 |
+
input_shape = hidden_states.shape[:-1]
|
| 244 |
+
|
| 245 |
+
hidden_shape = (*input_shape, -1, self.attention_head_size)
|
| 246 |
+
|
| 247 |
+
# get query proj
|
| 248 |
+
query_layer = self.query(hidden_states).view(hidden_shape).transpose(1, 2)
|
| 249 |
+
|
| 250 |
+
is_updated = past_key_values.is_updated.get(self.layer_idx) if past_key_values is not None else False
|
| 251 |
+
if past_key_values is not None and is_updated:
|
| 252 |
+
# reuse k,v, cross_attentions
|
| 253 |
+
key_layer = past_key_values.cross_attention_cache.layers[self.layer_idx].keys
|
| 254 |
+
value_layer = past_key_values.cross_attention_cache.layers[self.layer_idx].values
|
| 255 |
+
else:
|
| 256 |
+
kv_shape = (*encoder_hidden_states.shape[:-1], -1, self.attention_head_size)
|
| 257 |
+
key_layer = self.key(encoder_hidden_states).view(kv_shape).transpose(1, 2)
|
| 258 |
+
value_layer = self.value(encoder_hidden_states).view(kv_shape).transpose(1, 2)
|
| 259 |
+
|
| 260 |
+
if past_key_values is not None:
|
| 261 |
+
# save all states to the cache
|
| 262 |
+
key_layer, value_layer = past_key_values.cross_attention_cache.update(
|
| 263 |
+
key_layer, value_layer, self.layer_idx
|
| 264 |
+
)
|
| 265 |
+
# set flag that curr layer for cross-attn is already updated so we can re-use in subsequent calls
|
| 266 |
+
past_key_values.is_updated[self.layer_idx] = True
|
| 267 |
+
|
| 268 |
+
attention_interface: Callable = ALL_ATTENTION_FUNCTIONS.get_interface(
|
| 269 |
+
self.config._attn_implementation, eager_attention_forward
|
| 270 |
+
)
|
| 271 |
+
|
| 272 |
+
attn_output, attn_weights = attention_interface(
|
| 273 |
+
self,
|
| 274 |
+
query_layer,
|
| 275 |
+
key_layer,
|
| 276 |
+
value_layer,
|
| 277 |
+
attention_mask,
|
| 278 |
+
dropout=0.0 if not self.training else self.dropout.p,
|
| 279 |
+
scaling=self.scaling,
|
| 280 |
+
**kwargs,
|
| 281 |
+
)
|
| 282 |
+
attn_output = attn_output.reshape(*input_shape, -1).contiguous()
|
| 283 |
+
return attn_output, attn_weights
|
| 284 |
+
|
| 285 |
+
|
| 286 |
+
class BertSelfOutput(nn.Module):
|
| 287 |
+
def __init__(self, config):
|
| 288 |
+
super().__init__()
|
| 289 |
+
self.dense = nn.Linear(config.hidden_size, config.hidden_size)
|
| 290 |
+
self.LayerNorm = nn.LayerNorm(config.hidden_size, eps=config.layer_norm_eps)
|
| 291 |
+
self.dropout = nn.Dropout(config.hidden_dropout_prob)
|
| 292 |
+
|
| 293 |
+
def forward(self, hidden_states: torch.Tensor, input_tensor: torch.Tensor) -> torch.Tensor:
|
| 294 |
+
hidden_states = self.dense(hidden_states)
|
| 295 |
+
hidden_states = self.dropout(hidden_states)
|
| 296 |
+
hidden_states = self.LayerNorm(hidden_states + input_tensor)
|
| 297 |
+
return hidden_states
|
| 298 |
+
|
| 299 |
+
|
| 300 |
+
class BertAttention(nn.Module):
|
| 301 |
+
def __init__(self, config, is_causal=False, layer_idx=None, is_cross_attention=False):
|
| 302 |
+
super().__init__()
|
| 303 |
+
self.is_cross_attention = is_cross_attention
|
| 304 |
+
attention_class = BertCrossAttention if is_cross_attention else BertSelfAttention
|
| 305 |
+
self.self = attention_class(config, is_causal=is_causal, layer_idx=layer_idx)
|
| 306 |
+
self.output = BertSelfOutput(config)
|
| 307 |
+
|
| 308 |
+
def forward(
|
| 309 |
+
self,
|
| 310 |
+
hidden_states: torch.Tensor,
|
| 311 |
+
attention_mask: torch.FloatTensor | None = None,
|
| 312 |
+
encoder_hidden_states: torch.FloatTensor | None = None,
|
| 313 |
+
encoder_attention_mask: torch.FloatTensor | None = None,
|
| 314 |
+
past_key_values: Cache | None = None,
|
| 315 |
+
**kwargs: Unpack[TransformersKwargs],
|
| 316 |
+
) -> tuple[torch.Tensor]:
|
| 317 |
+
attention_mask = attention_mask if not self.is_cross_attention else encoder_attention_mask
|
| 318 |
+
attention_output, attn_weights = self.self(
|
| 319 |
+
hidden_states,
|
| 320 |
+
encoder_hidden_states=encoder_hidden_states,
|
| 321 |
+
attention_mask=attention_mask,
|
| 322 |
+
past_key_values=past_key_values,
|
| 323 |
+
**kwargs,
|
| 324 |
+
)
|
| 325 |
+
attention_output = self.output(attention_output, hidden_states)
|
| 326 |
+
return attention_output, attn_weights
|
| 327 |
+
|
| 328 |
+
|
| 329 |
+
class BertIntermediate(nn.Module):
|
| 330 |
+
def __init__(self, config):
|
| 331 |
+
super().__init__()
|
| 332 |
+
self.dense = nn.Linear(config.hidden_size, config.intermediate_size)
|
| 333 |
+
if isinstance(config.hidden_act, str):
|
| 334 |
+
self.intermediate_act_fn = ACT2FN[config.hidden_act]
|
| 335 |
+
else:
|
| 336 |
+
self.intermediate_act_fn = config.hidden_act
|
| 337 |
+
|
| 338 |
+
def forward(self, hidden_states: torch.Tensor) -> torch.Tensor:
|
| 339 |
+
hidden_states = self.dense(hidden_states)
|
| 340 |
+
hidden_states = self.intermediate_act_fn(hidden_states)
|
| 341 |
+
return hidden_states
|
| 342 |
+
|
| 343 |
+
|
| 344 |
+
class BertOutput(nn.Module):
|
| 345 |
+
def __init__(self, config):
|
| 346 |
+
super().__init__()
|
| 347 |
+
self.dense = nn.Linear(config.intermediate_size, config.hidden_size)
|
| 348 |
+
self.LayerNorm = nn.LayerNorm(config.hidden_size, eps=config.layer_norm_eps)
|
| 349 |
+
self.dropout = nn.Dropout(config.hidden_dropout_prob)
|
| 350 |
+
|
| 351 |
+
def forward(self, hidden_states: torch.Tensor, input_tensor: torch.Tensor) -> torch.Tensor:
|
| 352 |
+
hidden_states = self.dense(hidden_states)
|
| 353 |
+
hidden_states = self.dropout(hidden_states)
|
| 354 |
+
hidden_states = self.LayerNorm(hidden_states + input_tensor)
|
| 355 |
+
return hidden_states
|
| 356 |
+
|
| 357 |
+
|
| 358 |
+
class BertLayer(GradientCheckpointingLayer):
|
| 359 |
+
def __init__(self, config, layer_idx=None):
|
| 360 |
+
super().__init__()
|
| 361 |
+
self.chunk_size_feed_forward = config.chunk_size_feed_forward
|
| 362 |
+
self.seq_len_dim = 1
|
| 363 |
+
self.attention = BertAttention(config, is_causal=config.is_decoder, layer_idx=layer_idx)
|
| 364 |
+
self.is_decoder = config.is_decoder
|
| 365 |
+
self.add_cross_attention = config.add_cross_attention
|
| 366 |
+
if self.add_cross_attention:
|
| 367 |
+
if not self.is_decoder:
|
| 368 |
+
raise ValueError(f"{self} should be used as a decoder model if cross attention is added")
|
| 369 |
+
self.crossattention = BertAttention(
|
| 370 |
+
config,
|
| 371 |
+
is_causal=False,
|
| 372 |
+
layer_idx=layer_idx,
|
| 373 |
+
is_cross_attention=True,
|
| 374 |
+
)
|
| 375 |
+
self.intermediate = BertIntermediate(config)
|
| 376 |
+
self.output = BertOutput(config)
|
| 377 |
+
|
| 378 |
+
def forward(
|
| 379 |
+
self,
|
| 380 |
+
hidden_states: torch.Tensor,
|
| 381 |
+
attention_mask: torch.FloatTensor | None = None,
|
| 382 |
+
encoder_hidden_states: torch.FloatTensor | None = None,
|
| 383 |
+
encoder_attention_mask: torch.FloatTensor | None = None,
|
| 384 |
+
past_key_values: Cache | None = None,
|
| 385 |
+
**kwargs: Unpack[TransformersKwargs],
|
| 386 |
+
) -> torch.Tensor:
|
| 387 |
+
self_attention_output, _ = self.attention(
|
| 388 |
+
hidden_states,
|
| 389 |
+
attention_mask,
|
| 390 |
+
past_key_values=past_key_values,
|
| 391 |
+
**kwargs,
|
| 392 |
+
)
|
| 393 |
+
attention_output = self_attention_output
|
| 394 |
+
|
| 395 |
+
if self.is_decoder and encoder_hidden_states is not None:
|
| 396 |
+
if not hasattr(self, "crossattention"):
|
| 397 |
+
raise ValueError(
|
| 398 |
+
f"If `encoder_hidden_states` are passed, {self} has to be instantiated with cross-attention layers"
|
| 399 |
+
" by setting `config.add_cross_attention=True`"
|
| 400 |
+
)
|
| 401 |
+
|
| 402 |
+
cross_attention_output, _ = self.crossattention(
|
| 403 |
+
self_attention_output,
|
| 404 |
+
None, # attention_mask
|
| 405 |
+
encoder_hidden_states,
|
| 406 |
+
encoder_attention_mask,
|
| 407 |
+
past_key_values=past_key_values,
|
| 408 |
+
**kwargs,
|
| 409 |
+
)
|
| 410 |
+
attention_output = cross_attention_output
|
| 411 |
+
|
| 412 |
+
layer_output = apply_chunking_to_forward(
|
| 413 |
+
self.feed_forward_chunk, self.chunk_size_feed_forward, self.seq_len_dim, attention_output
|
| 414 |
+
)
|
| 415 |
+
return layer_output
|
| 416 |
+
|
| 417 |
+
def feed_forward_chunk(self, attention_output):
|
| 418 |
+
intermediate_output = self.intermediate(attention_output)
|
| 419 |
+
layer_output = self.output(intermediate_output, attention_output)
|
| 420 |
+
return layer_output
|
| 421 |
+
|
| 422 |
+
|
| 423 |
+
class BertEncoder(nn.Module):
|
| 424 |
+
def __init__(self, config):
|
| 425 |
+
super().__init__()
|
| 426 |
+
self.config = config
|
| 427 |
+
self.layer = nn.ModuleList([BertLayer(config, layer_idx=i) for i in range(config.num_hidden_layers)])
|
| 428 |
+
|
| 429 |
+
def forward(
|
| 430 |
+
self,
|
| 431 |
+
hidden_states: torch.Tensor,
|
| 432 |
+
attention_mask: torch.FloatTensor | None = None,
|
| 433 |
+
encoder_hidden_states: torch.FloatTensor | None = None,
|
| 434 |
+
encoder_attention_mask: torch.FloatTensor | None = None,
|
| 435 |
+
past_key_values: Cache | None = None,
|
| 436 |
+
use_cache: bool | None = None,
|
| 437 |
+
**kwargs: Unpack[TransformersKwargs],
|
| 438 |
+
) -> tuple[torch.Tensor] | BaseModelOutputWithPastAndCrossAttentions:
|
| 439 |
+
for i, layer_module in enumerate(self.layer):
|
| 440 |
+
hidden_states = layer_module(
|
| 441 |
+
hidden_states,
|
| 442 |
+
attention_mask,
|
| 443 |
+
encoder_hidden_states, # as a positional argument for gradient checkpointing
|
| 444 |
+
encoder_attention_mask=encoder_attention_mask,
|
| 445 |
+
past_key_values=past_key_values,
|
| 446 |
+
**kwargs,
|
| 447 |
+
)
|
| 448 |
+
|
| 449 |
+
return BaseModelOutputWithPastAndCrossAttentions(
|
| 450 |
+
last_hidden_state=hidden_states,
|
| 451 |
+
past_key_values=past_key_values if use_cache else None,
|
| 452 |
+
)
|
| 453 |
+
|
| 454 |
+
|
| 455 |
+
class BertPooler(nn.Module):
|
| 456 |
+
def __init__(self, config):
|
| 457 |
+
super().__init__()
|
| 458 |
+
self.dense = nn.Linear(config.hidden_size, config.hidden_size)
|
| 459 |
+
self.activation = nn.Tanh()
|
| 460 |
+
|
| 461 |
+
def forward(self, hidden_states: torch.Tensor) -> torch.Tensor:
|
| 462 |
+
# We "pool" the model by simply taking the hidden state corresponding
|
| 463 |
+
# to the first token.
|
| 464 |
+
first_token_tensor = hidden_states[:, 0]
|
| 465 |
+
pooled_output = self.dense(first_token_tensor)
|
| 466 |
+
pooled_output = self.activation(pooled_output)
|
| 467 |
+
return pooled_output
|
| 468 |
+
|
| 469 |
+
|
| 470 |
+
class BertPredictionHeadTransform(nn.Module):
|
| 471 |
+
def __init__(self, config):
|
| 472 |
+
super().__init__()
|
| 473 |
+
self.dense = nn.Linear(config.hidden_size, config.hidden_size)
|
| 474 |
+
if isinstance(config.hidden_act, str):
|
| 475 |
+
self.transform_act_fn = ACT2FN[config.hidden_act]
|
| 476 |
+
else:
|
| 477 |
+
self.transform_act_fn = config.hidden_act
|
| 478 |
+
self.LayerNorm = nn.LayerNorm(config.hidden_size, eps=config.layer_norm_eps)
|
| 479 |
+
|
| 480 |
+
def forward(self, hidden_states: torch.Tensor) -> torch.Tensor:
|
| 481 |
+
hidden_states = self.dense(hidden_states)
|
| 482 |
+
hidden_states = self.transform_act_fn(hidden_states)
|
| 483 |
+
hidden_states = self.LayerNorm(hidden_states)
|
| 484 |
+
return hidden_states
|
| 485 |
+
|
| 486 |
+
|
| 487 |
+
class BertLMPredictionHead(nn.Module):
|
| 488 |
+
def __init__(self, config):
|
| 489 |
+
super().__init__()
|
| 490 |
+
self.transform = BertPredictionHeadTransform(config)
|
| 491 |
+
|
| 492 |
+
# The output weights are the same as the input embeddings, but there is
|
| 493 |
+
# an output-only bias for each token.
|
| 494 |
+
self.decoder = nn.Linear(config.hidden_size, config.vocab_size, bias=True)
|
| 495 |
+
self.bias = nn.Parameter(torch.zeros(config.vocab_size))
|
| 496 |
+
|
| 497 |
+
def forward(self, hidden_states):
|
| 498 |
+
hidden_states = self.transform(hidden_states)
|
| 499 |
+
hidden_states = self.decoder(hidden_states)
|
| 500 |
+
return hidden_states
|
| 501 |
+
|
| 502 |
+
|
| 503 |
+
class BertOnlyMLMHead(nn.Module):
|
| 504 |
+
def __init__(self, config):
|
| 505 |
+
super().__init__()
|
| 506 |
+
self.predictions = BertLMPredictionHead(config)
|
| 507 |
+
|
| 508 |
+
def forward(self, sequence_output: torch.Tensor) -> torch.Tensor:
|
| 509 |
+
prediction_scores = self.predictions(sequence_output)
|
| 510 |
+
return prediction_scores
|
| 511 |
+
|
| 512 |
+
|
| 513 |
+
class BertOnlyNSPHead(nn.Module):
|
| 514 |
+
def __init__(self, config):
|
| 515 |
+
super().__init__()
|
| 516 |
+
self.seq_relationship = nn.Linear(config.hidden_size, 2)
|
| 517 |
+
|
| 518 |
+
def forward(self, pooled_output):
|
| 519 |
+
seq_relationship_score = self.seq_relationship(pooled_output)
|
| 520 |
+
return seq_relationship_score
|
| 521 |
+
|
| 522 |
+
|
| 523 |
+
class BertPreTrainingHeads(nn.Module):
|
| 524 |
+
def __init__(self, config):
|
| 525 |
+
super().__init__()
|
| 526 |
+
self.predictions = BertLMPredictionHead(config)
|
| 527 |
+
self.seq_relationship = nn.Linear(config.hidden_size, 2)
|
| 528 |
+
|
| 529 |
+
def forward(self, sequence_output, pooled_output):
|
| 530 |
+
prediction_scores = self.predictions(sequence_output)
|
| 531 |
+
seq_relationship_score = self.seq_relationship(pooled_output)
|
| 532 |
+
return prediction_scores, seq_relationship_score
|
| 533 |
+
|
| 534 |
+
|
| 535 |
+
@auto_docstring
|
| 536 |
+
class BertPreTrainedModel(PreTrainedModel):
|
| 537 |
+
config_class = BertConfig
|
| 538 |
+
base_model_prefix = "bert"
|
| 539 |
+
supports_gradient_checkpointing = True
|
| 540 |
+
_supports_flash_attn = True
|
| 541 |
+
_supports_sdpa = True
|
| 542 |
+
_supports_flex_attn = True
|
| 543 |
+
_supports_attention_backend = True
|
| 544 |
+
_can_record_outputs = {
|
| 545 |
+
"hidden_states": BertLayer,
|
| 546 |
+
"attentions": BertSelfAttention,
|
| 547 |
+
"cross_attentions": BertCrossAttention,
|
| 548 |
+
}
|
| 549 |
+
|
| 550 |
+
@torch.no_grad()
|
| 551 |
+
def _init_weights(self, module):
|
| 552 |
+
"""Initialize the weights"""
|
| 553 |
+
super()._init_weights(module)
|
| 554 |
+
if isinstance(module, BertLMPredictionHead):
|
| 555 |
+
init.zeros_(module.bias)
|
| 556 |
+
elif isinstance(module, BertEmbeddings):
|
| 557 |
+
init.copy_(module.position_ids, torch.arange(module.position_ids.shape[-1]).expand((1, -1)))
|
| 558 |
+
init.zeros_(module.token_type_ids)
|
| 559 |
+
|
| 560 |
+
|
| 561 |
+
@auto_docstring(
|
| 562 |
+
custom_intro="""
|
| 563 |
+
Output type of [`BertForPreTraining`].
|
| 564 |
+
"""
|
| 565 |
+
)
|
| 566 |
+
@dataclass
|
| 567 |
+
class BertForPreTrainingOutput(ModelOutput):
|
| 568 |
+
r"""
|
| 569 |
+
loss (*optional*, returned when `labels` is provided, `torch.FloatTensor` of shape `(1,)`):
|
| 570 |
+
Total loss as the sum of the masked language modeling loss and the next sequence prediction
|
| 571 |
+
(classification) loss.
|
| 572 |
+
prediction_logits (`torch.FloatTensor` of shape `(batch_size, sequence_length, config.vocab_size)`):
|
| 573 |
+
Prediction scores of the language modeling head (scores for each vocabulary token before SoftMax).
|
| 574 |
+
seq_relationship_logits (`torch.FloatTensor` of shape `(batch_size, 2)`):
|
| 575 |
+
Prediction scores of the next sequence prediction (classification) head (scores of True/False continuation
|
| 576 |
+
before SoftMax).
|
| 577 |
+
"""
|
| 578 |
+
|
| 579 |
+
loss: torch.FloatTensor | None = None
|
| 580 |
+
prediction_logits: torch.FloatTensor | None = None
|
| 581 |
+
seq_relationship_logits: torch.FloatTensor | None = None
|
| 582 |
+
hidden_states: tuple[torch.FloatTensor] | None = None
|
| 583 |
+
attentions: tuple[torch.FloatTensor] | None = None
|
| 584 |
+
|
| 585 |
+
|
| 586 |
+
@auto_docstring(
|
| 587 |
+
custom_intro="""
|
| 588 |
+
The model can behave as an encoder (with only self-attention) as well as a decoder, in which case a layer of
|
| 589 |
+
cross-attention is added between the self-attention layers, following the architecture described in [Attention is
|
| 590 |
+
all you need](https://huggingface.co/papers/1706.03762) by Ashish Vaswani, Noam Shazeer, Niki Parmar, Jakob Uszkoreit,
|
| 591 |
+
Llion Jones, Aidan N. Gomez, Lukasz Kaiser and Illia Polosukhin.
|
| 592 |
+
|
| 593 |
+
To behave as an decoder the model needs to be initialized with the `is_decoder` argument of the configuration set
|
| 594 |
+
to `True`. To be used in a Seq2Seq model, the model needs to initialized with both `is_decoder` argument and
|
| 595 |
+
`add_cross_attention` set to `True`; an `encoder_hidden_states` is then expected as an input to the forward pass.
|
| 596 |
+
"""
|
| 597 |
+
)
|
| 598 |
+
class BertModel(BertPreTrainedModel):
|
| 599 |
+
_no_split_modules = ["BertEmbeddings", "BertLayer"]
|
| 600 |
+
|
| 601 |
+
def __init__(self, config, add_pooling_layer=True):
|
| 602 |
+
r"""
|
| 603 |
+
add_pooling_layer (bool, *optional*, defaults to `True`):
|
| 604 |
+
Whether to add a pooling layer
|
| 605 |
+
"""
|
| 606 |
+
super().__init__(config)
|
| 607 |
+
self.config = config
|
| 608 |
+
self.gradient_checkpointing = False
|
| 609 |
+
|
| 610 |
+
self.embeddings = BertEmbeddings(config)
|
| 611 |
+
self.encoder = BertEncoder(config)
|
| 612 |
+
|
| 613 |
+
self.pooler = BertPooler(config) if add_pooling_layer else None
|
| 614 |
+
|
| 615 |
+
# Initialize weights and apply final processing
|
| 616 |
+
self.post_init()
|
| 617 |
+
|
| 618 |
+
def get_input_embeddings(self):
|
| 619 |
+
return self.embeddings.word_embeddings
|
| 620 |
+
|
| 621 |
+
def set_input_embeddings(self, value):
|
| 622 |
+
self.embeddings.word_embeddings = value
|
| 623 |
+
|
| 624 |
+
@merge_with_config_defaults
|
| 625 |
+
@capture_outputs
|
| 626 |
+
@auto_docstring
|
| 627 |
+
def forward(
|
| 628 |
+
self,
|
| 629 |
+
input_ids: torch.Tensor | None = None,
|
| 630 |
+
attention_mask: torch.Tensor | None = None,
|
| 631 |
+
token_type_ids: torch.Tensor | None = None,
|
| 632 |
+
position_ids: torch.Tensor | None = None,
|
| 633 |
+
inputs_embeds: torch.Tensor | None = None,
|
| 634 |
+
encoder_hidden_states: torch.Tensor | None = None,
|
| 635 |
+
encoder_attention_mask: torch.Tensor | None = None,
|
| 636 |
+
past_key_values: Cache | None = None,
|
| 637 |
+
use_cache: bool | None = None,
|
| 638 |
+
**kwargs: Unpack[TransformersKwargs],
|
| 639 |
+
) -> tuple[torch.Tensor] | BaseModelOutputWithPoolingAndCrossAttentions:
|
| 640 |
+
if (input_ids is None) ^ (inputs_embeds is not None):
|
| 641 |
+
raise ValueError("You must specify exactly one of input_ids or inputs_embeds")
|
| 642 |
+
|
| 643 |
+
if self.config.is_decoder:
|
| 644 |
+
use_cache = use_cache if use_cache is not None else self.config.use_cache
|
| 645 |
+
else:
|
| 646 |
+
use_cache = False
|
| 647 |
+
|
| 648 |
+
if use_cache and past_key_values is None:
|
| 649 |
+
past_key_values = (
|
| 650 |
+
EncoderDecoderCache(DynamicCache(config=self.config), DynamicCache(config=self.config))
|
| 651 |
+
if encoder_hidden_states is not None or self.config.is_encoder_decoder
|
| 652 |
+
else DynamicCache(config=self.config)
|
| 653 |
+
)
|
| 654 |
+
|
| 655 |
+
past_key_values_length = past_key_values.get_seq_length() if past_key_values is not None else 0
|
| 656 |
+
|
| 657 |
+
embedding_output = self.embeddings(
|
| 658 |
+
input_ids=input_ids,
|
| 659 |
+
position_ids=position_ids,
|
| 660 |
+
token_type_ids=token_type_ids,
|
| 661 |
+
inputs_embeds=inputs_embeds,
|
| 662 |
+
past_key_values_length=past_key_values_length,
|
| 663 |
+
)
|
| 664 |
+
|
| 665 |
+
attention_mask, encoder_attention_mask = self._create_attention_masks(
|
| 666 |
+
attention_mask=attention_mask,
|
| 667 |
+
encoder_attention_mask=encoder_attention_mask,
|
| 668 |
+
embedding_output=embedding_output,
|
| 669 |
+
encoder_hidden_states=encoder_hidden_states,
|
| 670 |
+
past_key_values=past_key_values,
|
| 671 |
+
)
|
| 672 |
+
|
| 673 |
+
encoder_outputs = self.encoder(
|
| 674 |
+
embedding_output,
|
| 675 |
+
attention_mask=attention_mask,
|
| 676 |
+
encoder_hidden_states=encoder_hidden_states,
|
| 677 |
+
encoder_attention_mask=encoder_attention_mask,
|
| 678 |
+
past_key_values=past_key_values,
|
| 679 |
+
use_cache=use_cache,
|
| 680 |
+
position_ids=position_ids,
|
| 681 |
+
**kwargs,
|
| 682 |
+
)
|
| 683 |
+
sequence_output = encoder_outputs.last_hidden_state
|
| 684 |
+
pooled_output = self.pooler(sequence_output) if self.pooler is not None else None
|
| 685 |
+
|
| 686 |
+
return BaseModelOutputWithPoolingAndCrossAttentions(
|
| 687 |
+
last_hidden_state=sequence_output,
|
| 688 |
+
pooler_output=pooled_output,
|
| 689 |
+
past_key_values=encoder_outputs.past_key_values,
|
| 690 |
+
)
|
| 691 |
+
|
| 692 |
+
def _create_attention_masks(
|
| 693 |
+
self,
|
| 694 |
+
attention_mask,
|
| 695 |
+
encoder_attention_mask,
|
| 696 |
+
embedding_output,
|
| 697 |
+
encoder_hidden_states,
|
| 698 |
+
past_key_values,
|
| 699 |
+
):
|
| 700 |
+
if self.config.is_decoder:
|
| 701 |
+
attention_mask = create_causal_mask(
|
| 702 |
+
config=self.config,
|
| 703 |
+
inputs_embeds=embedding_output,
|
| 704 |
+
attention_mask=attention_mask,
|
| 705 |
+
past_key_values=past_key_values,
|
| 706 |
+
)
|
| 707 |
+
else:
|
| 708 |
+
attention_mask = create_bidirectional_mask(
|
| 709 |
+
config=self.config,
|
| 710 |
+
inputs_embeds=embedding_output,
|
| 711 |
+
attention_mask=attention_mask,
|
| 712 |
+
)
|
| 713 |
+
|
| 714 |
+
if encoder_attention_mask is not None:
|
| 715 |
+
encoder_attention_mask = create_bidirectional_mask(
|
| 716 |
+
config=self.config,
|
| 717 |
+
inputs_embeds=embedding_output,
|
| 718 |
+
attention_mask=encoder_attention_mask,
|
| 719 |
+
encoder_hidden_states=encoder_hidden_states,
|
| 720 |
+
)
|
| 721 |
+
|
| 722 |
+
return attention_mask, encoder_attention_mask
|
| 723 |
+
|
| 724 |
+
|
| 725 |
+
@auto_docstring(
|
| 726 |
+
custom_intro="""
|
| 727 |
+
Bert Model with two heads on top as done during the pretraining: a `masked language modeling` head and a `next
|
| 728 |
+
sentence prediction (classification)` head.
|
| 729 |
+
"""
|
| 730 |
+
)
|
| 731 |
+
class BertForPreTraining(BertPreTrainedModel):
|
| 732 |
+
_tied_weights_keys = {
|
| 733 |
+
"cls.predictions.decoder.weight": "bert.embeddings.word_embeddings.weight",
|
| 734 |
+
"cls.predictions.decoder.bias": "cls.predictions.bias",
|
| 735 |
+
}
|
| 736 |
+
|
| 737 |
+
def __init__(self, config):
|
| 738 |
+
super().__init__(config)
|
| 739 |
+
|
| 740 |
+
self.bert = BertModel(config)
|
| 741 |
+
self.cls = BertPreTrainingHeads(config)
|
| 742 |
+
|
| 743 |
+
# Initialize weights and apply final processing
|
| 744 |
+
self.post_init()
|
| 745 |
+
|
| 746 |
+
def get_output_embeddings(self):
|
| 747 |
+
return self.cls.predictions.decoder
|
| 748 |
+
|
| 749 |
+
def set_output_embeddings(self, new_embeddings):
|
| 750 |
+
self.cls.predictions.decoder = new_embeddings
|
| 751 |
+
self.cls.predictions.bias = new_embeddings.bias
|
| 752 |
+
|
| 753 |
+
@can_return_tuple
|
| 754 |
+
@auto_docstring
|
| 755 |
+
def forward(
|
| 756 |
+
self,
|
| 757 |
+
input_ids: torch.Tensor | None = None,
|
| 758 |
+
attention_mask: torch.Tensor | None = None,
|
| 759 |
+
token_type_ids: torch.Tensor | None = None,
|
| 760 |
+
position_ids: torch.Tensor | None = None,
|
| 761 |
+
inputs_embeds: torch.Tensor | None = None,
|
| 762 |
+
labels: torch.Tensor | None = None,
|
| 763 |
+
next_sentence_label: torch.Tensor | None = None,
|
| 764 |
+
**kwargs: Unpack[TransformersKwargs],
|
| 765 |
+
) -> tuple[torch.Tensor] | BertForPreTrainingOutput:
|
| 766 |
+
r"""
|
| 767 |
+
labels (`torch.LongTensor` of shape `(batch_size, sequence_length)`, *optional*):
|
| 768 |
+
Labels for computing the masked language modeling loss. Indices should be in `[-100, 0, ...,
|
| 769 |
+
config.vocab_size]` (see `input_ids` docstring) Tokens with indices set to `-100` are ignored (masked),
|
| 770 |
+
the loss is only computed for the tokens with labels in `[0, ..., config.vocab_size]`
|
| 771 |
+
next_sentence_label (`torch.LongTensor` of shape `(batch_size,)`, *optional*):
|
| 772 |
+
Labels for computing the next sequence prediction (classification) loss. Input should be a sequence
|
| 773 |
+
pair (see `input_ids` docstring) Indices should be in `[0, 1]`:
|
| 774 |
+
|
| 775 |
+
- 0 indicates sequence B is a continuation of sequence A,
|
| 776 |
+
- 1 indicates sequence B is a random sequence.
|
| 777 |
+
|
| 778 |
+
Example:
|
| 779 |
+
|
| 780 |
+
```python
|
| 781 |
+
>>> from transformers import AutoTokenizer, BertForPreTraining
|
| 782 |
+
>>> import torch
|
| 783 |
+
|
| 784 |
+
>>> tokenizer = AutoTokenizer.from_pretrained("google-bert/bert-base-uncased")
|
| 785 |
+
>>> model = BertForPreTraining.from_pretrained("google-bert/bert-base-uncased")
|
| 786 |
+
|
| 787 |
+
>>> inputs = tokenizer("Hello, my dog is cute", return_tensors="pt")
|
| 788 |
+
>>> outputs = model(**inputs)
|
| 789 |
+
|
| 790 |
+
>>> prediction_logits = outputs.prediction_logits
|
| 791 |
+
>>> seq_relationship_logits = outputs.seq_relationship_logits
|
| 792 |
+
```
|
| 793 |
+
"""
|
| 794 |
+
outputs = self.bert(
|
| 795 |
+
input_ids,
|
| 796 |
+
attention_mask=attention_mask,
|
| 797 |
+
token_type_ids=token_type_ids,
|
| 798 |
+
position_ids=position_ids,
|
| 799 |
+
inputs_embeds=inputs_embeds,
|
| 800 |
+
return_dict=True,
|
| 801 |
+
**kwargs,
|
| 802 |
+
)
|
| 803 |
+
|
| 804 |
+
sequence_output, pooled_output = outputs[:2]
|
| 805 |
+
prediction_scores, seq_relationship_score = self.cls(sequence_output, pooled_output)
|
| 806 |
+
|
| 807 |
+
total_loss = None
|
| 808 |
+
if labels is not None and next_sentence_label is not None:
|
| 809 |
+
loss_fct = CrossEntropyLoss()
|
| 810 |
+
masked_lm_loss = loss_fct(prediction_scores.view(-1, self.config.vocab_size), labels.view(-1))
|
| 811 |
+
next_sentence_loss = loss_fct(seq_relationship_score.view(-1, 2), next_sentence_label.view(-1))
|
| 812 |
+
total_loss = masked_lm_loss + next_sentence_loss
|
| 813 |
+
|
| 814 |
+
return BertForPreTrainingOutput(
|
| 815 |
+
loss=total_loss,
|
| 816 |
+
prediction_logits=prediction_scores,
|
| 817 |
+
seq_relationship_logits=seq_relationship_score,
|
| 818 |
+
hidden_states=outputs.hidden_states,
|
| 819 |
+
attentions=outputs.attentions,
|
| 820 |
+
)
|
| 821 |
+
|
| 822 |
+
|
| 823 |
+
@auto_docstring(
|
| 824 |
+
custom_intro="""
|
| 825 |
+
Bert Model with a `language modeling` head on top for CLM fine-tuning.
|
| 826 |
+
"""
|
| 827 |
+
)
|
| 828 |
+
class BertLMHeadModel(BertPreTrainedModel, GenerationMixin):
|
| 829 |
+
_tied_weights_keys = {
|
| 830 |
+
"cls.predictions.decoder.weight": "bert.embeddings.word_embeddings.weight",
|
| 831 |
+
"cls.predictions.decoder.bias": "cls.predictions.bias",
|
| 832 |
+
}
|
| 833 |
+
|
| 834 |
+
def __init__(self, config):
|
| 835 |
+
super().__init__(config)
|
| 836 |
+
|
| 837 |
+
if not config.is_decoder:
|
| 838 |
+
logger.warning("If you want to use `BertLMHeadModel` as a standalone, add `is_decoder=True.`")
|
| 839 |
+
|
| 840 |
+
self.bert = BertModel(config, add_pooling_layer=False)
|
| 841 |
+
self.cls = BertOnlyMLMHead(config)
|
| 842 |
+
|
| 843 |
+
# Initialize weights and apply final processing
|
| 844 |
+
self.post_init()
|
| 845 |
+
|
| 846 |
+
def get_output_embeddings(self):
|
| 847 |
+
return self.cls.predictions.decoder
|
| 848 |
+
|
| 849 |
+
def set_output_embeddings(self, new_embeddings):
|
| 850 |
+
self.cls.predictions.decoder = new_embeddings
|
| 851 |
+
self.cls.predictions.bias = new_embeddings.bias
|
| 852 |
+
|
| 853 |
+
@can_return_tuple
|
| 854 |
+
@auto_docstring
|
| 855 |
+
def forward(
|
| 856 |
+
self,
|
| 857 |
+
input_ids: torch.Tensor | None = None,
|
| 858 |
+
attention_mask: torch.Tensor | None = None,
|
| 859 |
+
token_type_ids: torch.Tensor | None = None,
|
| 860 |
+
position_ids: torch.Tensor | None = None,
|
| 861 |
+
inputs_embeds: torch.Tensor | None = None,
|
| 862 |
+
encoder_hidden_states: torch.Tensor | None = None,
|
| 863 |
+
encoder_attention_mask: torch.Tensor | None = None,
|
| 864 |
+
labels: torch.Tensor | None = None,
|
| 865 |
+
past_key_values: Cache | None = None,
|
| 866 |
+
use_cache: bool | None = None,
|
| 867 |
+
logits_to_keep: int | torch.Tensor = 0,
|
| 868 |
+
**kwargs: Unpack[TransformersKwargs],
|
| 869 |
+
) -> tuple[torch.Tensor] | CausalLMOutputWithCrossAttentions:
|
| 870 |
+
r"""
|
| 871 |
+
labels (`torch.LongTensor` of shape `(batch_size, sequence_length)`, *optional*):
|
| 872 |
+
Labels for computing the left-to-right language modeling loss (next word prediction). Indices should be in
|
| 873 |
+
`[-100, 0, ..., config.vocab_size]` (see `input_ids` docstring) Tokens with indices set to `-100` are
|
| 874 |
+
ignored (masked), the loss is only computed for the tokens with labels n `[0, ..., config.vocab_size]`
|
| 875 |
+
"""
|
| 876 |
+
if labels is not None:
|
| 877 |
+
use_cache = False
|
| 878 |
+
|
| 879 |
+
outputs: BaseModelOutputWithPoolingAndCrossAttentions = self.bert(
|
| 880 |
+
input_ids,
|
| 881 |
+
attention_mask=attention_mask,
|
| 882 |
+
token_type_ids=token_type_ids,
|
| 883 |
+
position_ids=position_ids,
|
| 884 |
+
inputs_embeds=inputs_embeds,
|
| 885 |
+
encoder_hidden_states=encoder_hidden_states,
|
| 886 |
+
encoder_attention_mask=encoder_attention_mask,
|
| 887 |
+
past_key_values=past_key_values,
|
| 888 |
+
use_cache=use_cache,
|
| 889 |
+
return_dict=True,
|
| 890 |
+
**kwargs,
|
| 891 |
+
)
|
| 892 |
+
|
| 893 |
+
hidden_states = outputs.last_hidden_state
|
| 894 |
+
# Only compute necessary logits, and do not upcast them to float if we are not computing the loss
|
| 895 |
+
slice_indices = slice(-logits_to_keep, None) if isinstance(logits_to_keep, int) else logits_to_keep
|
| 896 |
+
logits = self.cls(hidden_states[:, slice_indices, :])
|
| 897 |
+
|
| 898 |
+
loss = None
|
| 899 |
+
if labels is not None:
|
| 900 |
+
loss = self.loss_function(logits=logits, labels=labels, vocab_size=self.config.vocab_size, **kwargs)
|
| 901 |
+
|
| 902 |
+
return CausalLMOutputWithCrossAttentions(
|
| 903 |
+
loss=loss,
|
| 904 |
+
logits=logits,
|
| 905 |
+
past_key_values=outputs.past_key_values,
|
| 906 |
+
hidden_states=outputs.hidden_states,
|
| 907 |
+
attentions=outputs.attentions,
|
| 908 |
+
cross_attentions=outputs.cross_attentions,
|
| 909 |
+
)
|
| 910 |
+
|
| 911 |
+
|
| 912 |
+
@auto_docstring
|
| 913 |
+
class BertForMaskedLM(BertPreTrainedModel):
|
| 914 |
+
_tied_weights_keys = {
|
| 915 |
+
"cls.predictions.decoder.weight": "bert.embeddings.word_embeddings.weight",
|
| 916 |
+
"cls.predictions.decoder.bias": "cls.predictions.bias",
|
| 917 |
+
}
|
| 918 |
+
|
| 919 |
+
def __init__(self, config):
|
| 920 |
+
super().__init__(config)
|
| 921 |
+
|
| 922 |
+
if config.is_decoder:
|
| 923 |
+
logger.warning(
|
| 924 |
+
"If you want to use `BertForMaskedLM` make sure `config.is_decoder=False` for "
|
| 925 |
+
"bi-directional self-attention."
|
| 926 |
+
)
|
| 927 |
+
|
| 928 |
+
self.bert = BertModel(config, add_pooling_layer=False)
|
| 929 |
+
self.cls = BertOnlyMLMHead(config)
|
| 930 |
+
|
| 931 |
+
# Initialize weights and apply final processing
|
| 932 |
+
self.post_init()
|
| 933 |
+
|
| 934 |
+
def get_output_embeddings(self):
|
| 935 |
+
return self.cls.predictions.decoder
|
| 936 |
+
|
| 937 |
+
def set_output_embeddings(self, new_embeddings):
|
| 938 |
+
self.cls.predictions.decoder = new_embeddings
|
| 939 |
+
self.cls.predictions.bias = new_embeddings.bias
|
| 940 |
+
|
| 941 |
+
@can_return_tuple
|
| 942 |
+
@auto_docstring
|
| 943 |
+
def forward(
|
| 944 |
+
self,
|
| 945 |
+
input_ids: torch.Tensor | None = None,
|
| 946 |
+
attention_mask: torch.Tensor | None = None,
|
| 947 |
+
token_type_ids: torch.Tensor | None = None,
|
| 948 |
+
position_ids: torch.Tensor | None = None,
|
| 949 |
+
inputs_embeds: torch.Tensor | None = None,
|
| 950 |
+
encoder_hidden_states: torch.Tensor | None = None,
|
| 951 |
+
encoder_attention_mask: torch.Tensor | None = None,
|
| 952 |
+
labels: torch.Tensor | None = None,
|
| 953 |
+
**kwargs: Unpack[TransformersKwargs],
|
| 954 |
+
) -> tuple[torch.Tensor] | MaskedLMOutput:
|
| 955 |
+
r"""
|
| 956 |
+
labels (`torch.LongTensor` of shape `(batch_size, sequence_length)`, *optional*):
|
| 957 |
+
Labels for computing the masked language modeling loss. Indices should be in `[-100, 0, ...,
|
| 958 |
+
config.vocab_size]` (see `input_ids` docstring) Tokens with indices set to `-100` are ignored (masked), the
|
| 959 |
+
loss is only computed for the tokens with labels in `[0, ..., config.vocab_size]`
|
| 960 |
+
"""
|
| 961 |
+
outputs = self.bert(
|
| 962 |
+
input_ids,
|
| 963 |
+
attention_mask=attention_mask,
|
| 964 |
+
token_type_ids=token_type_ids,
|
| 965 |
+
position_ids=position_ids,
|
| 966 |
+
inputs_embeds=inputs_embeds,
|
| 967 |
+
encoder_hidden_states=encoder_hidden_states,
|
| 968 |
+
encoder_attention_mask=encoder_attention_mask,
|
| 969 |
+
return_dict=True,
|
| 970 |
+
**kwargs,
|
| 971 |
+
)
|
| 972 |
+
|
| 973 |
+
sequence_output = outputs[0]
|
| 974 |
+
prediction_scores = self.cls(sequence_output)
|
| 975 |
+
|
| 976 |
+
masked_lm_loss = None
|
| 977 |
+
if labels is not None:
|
| 978 |
+
loss_fct = CrossEntropyLoss() # -100 index = padding token
|
| 979 |
+
masked_lm_loss = loss_fct(prediction_scores.view(-1, self.config.vocab_size), labels.view(-1))
|
| 980 |
+
|
| 981 |
+
return MaskedLMOutput(
|
| 982 |
+
loss=masked_lm_loss,
|
| 983 |
+
logits=prediction_scores,
|
| 984 |
+
hidden_states=outputs.hidden_states,
|
| 985 |
+
attentions=outputs.attentions,
|
| 986 |
+
)
|
| 987 |
+
|
| 988 |
+
|
| 989 |
+
@auto_docstring(
|
| 990 |
+
custom_intro="""
|
| 991 |
+
Bert Model with a `next sentence prediction (classification)` head on top.
|
| 992 |
+
"""
|
| 993 |
+
)
|
| 994 |
+
class BertForNextSentencePrediction(BertPreTrainedModel):
|
| 995 |
+
def __init__(self, config):
|
| 996 |
+
super().__init__(config)
|
| 997 |
+
|
| 998 |
+
self.bert = BertModel(config)
|
| 999 |
+
self.cls = BertOnlyNSPHead(config)
|
| 1000 |
+
|
| 1001 |
+
# Initialize weights and apply final processing
|
| 1002 |
+
self.post_init()
|
| 1003 |
+
|
| 1004 |
+
@can_return_tuple
|
| 1005 |
+
@auto_docstring
|
| 1006 |
+
def forward(
|
| 1007 |
+
self,
|
| 1008 |
+
input_ids: torch.Tensor | None = None,
|
| 1009 |
+
attention_mask: torch.Tensor | None = None,
|
| 1010 |
+
token_type_ids: torch.Tensor | None = None,
|
| 1011 |
+
position_ids: torch.Tensor | None = None,
|
| 1012 |
+
inputs_embeds: torch.Tensor | None = None,
|
| 1013 |
+
labels: torch.Tensor | None = None,
|
| 1014 |
+
**kwargs: Unpack[TransformersKwargs],
|
| 1015 |
+
) -> tuple[torch.Tensor] | NextSentencePredictorOutput:
|
| 1016 |
+
r"""
|
| 1017 |
+
labels (`torch.LongTensor` of shape `(batch_size,)`, *optional*):
|
| 1018 |
+
Labels for computing the next sequence prediction (classification) loss. Input should be a sequence pair
|
| 1019 |
+
(see `input_ids` docstring). Indices should be in `[0, 1]`:
|
| 1020 |
+
|
| 1021 |
+
- 0 indicates sequence B is a continuation of sequence A,
|
| 1022 |
+
- 1 indicates sequence B is a random sequence.
|
| 1023 |
+
|
| 1024 |
+
Example:
|
| 1025 |
+
|
| 1026 |
+
```python
|
| 1027 |
+
>>> from transformers import AutoTokenizer, BertForNextSentencePrediction
|
| 1028 |
+
>>> import torch
|
| 1029 |
+
|
| 1030 |
+
>>> tokenizer = AutoTokenizer.from_pretrained("google-bert/bert-base-uncased")
|
| 1031 |
+
>>> model = BertForNextSentencePrediction.from_pretrained("google-bert/bert-base-uncased")
|
| 1032 |
+
|
| 1033 |
+
>>> prompt = "In Italy, pizza served in formal settings, such as at a restaurant, is presented unsliced."
|
| 1034 |
+
>>> next_sentence = "The sky is blue due to the shorter wavelength of blue light."
|
| 1035 |
+
>>> encoding = tokenizer(prompt, next_sentence, return_tensors="pt")
|
| 1036 |
+
|
| 1037 |
+
>>> outputs = model(**encoding, labels=torch.LongTensor([1]))
|
| 1038 |
+
>>> logits = outputs.logits
|
| 1039 |
+
>>> assert logits[0, 0] < logits[0, 1] # next sentence was random
|
| 1040 |
+
```
|
| 1041 |
+
"""
|
| 1042 |
+
|
| 1043 |
+
outputs = self.bert(
|
| 1044 |
+
input_ids,
|
| 1045 |
+
attention_mask=attention_mask,
|
| 1046 |
+
token_type_ids=token_type_ids,
|
| 1047 |
+
position_ids=position_ids,
|
| 1048 |
+
inputs_embeds=inputs_embeds,
|
| 1049 |
+
return_dict=True,
|
| 1050 |
+
**kwargs,
|
| 1051 |
+
)
|
| 1052 |
+
|
| 1053 |
+
pooled_output = outputs[1]
|
| 1054 |
+
|
| 1055 |
+
seq_relationship_scores = self.cls(pooled_output)
|
| 1056 |
+
|
| 1057 |
+
next_sentence_loss = None
|
| 1058 |
+
if labels is not None:
|
| 1059 |
+
loss_fct = CrossEntropyLoss()
|
| 1060 |
+
next_sentence_loss = loss_fct(seq_relationship_scores.view(-1, 2), labels.view(-1))
|
| 1061 |
+
|
| 1062 |
+
return NextSentencePredictorOutput(
|
| 1063 |
+
loss=next_sentence_loss,
|
| 1064 |
+
logits=seq_relationship_scores,
|
| 1065 |
+
hidden_states=outputs.hidden_states,
|
| 1066 |
+
attentions=outputs.attentions,
|
| 1067 |
+
)
|
| 1068 |
+
|
| 1069 |
+
|
| 1070 |
+
@auto_docstring(
|
| 1071 |
+
custom_intro="""
|
| 1072 |
+
Bert Model transformer with a sequence classification/regression head on top (a linear layer on top of the pooled
|
| 1073 |
+
output) e.g. for GLUE tasks.
|
| 1074 |
+
"""
|
| 1075 |
+
)
|
| 1076 |
+
class BertForSequenceClassification(BertPreTrainedModel):
|
| 1077 |
+
def __init__(self, config):
|
| 1078 |
+
super().__init__(config)
|
| 1079 |
+
self.num_labels = config.num_labels
|
| 1080 |
+
self.config = config
|
| 1081 |
+
|
| 1082 |
+
self.bert = BertModel(config)
|
| 1083 |
+
classifier_dropout = (
|
| 1084 |
+
config.classifier_dropout if config.classifier_dropout is not None else config.hidden_dropout_prob
|
| 1085 |
+
)
|
| 1086 |
+
self.dropout = nn.Dropout(classifier_dropout)
|
| 1087 |
+
self.classifier = nn.Linear(config.hidden_size, config.num_labels)
|
| 1088 |
+
|
| 1089 |
+
# Initialize weights and apply final processing
|
| 1090 |
+
self.post_init()
|
| 1091 |
+
|
| 1092 |
+
@can_return_tuple
|
| 1093 |
+
@auto_docstring
|
| 1094 |
+
def forward(
|
| 1095 |
+
self,
|
| 1096 |
+
input_ids: torch.Tensor | None = None,
|
| 1097 |
+
attention_mask: torch.Tensor | None = None,
|
| 1098 |
+
token_type_ids: torch.Tensor | None = None,
|
| 1099 |
+
position_ids: torch.Tensor | None = None,
|
| 1100 |
+
inputs_embeds: torch.Tensor | None = None,
|
| 1101 |
+
labels: torch.Tensor | None = None,
|
| 1102 |
+
**kwargs: Unpack[TransformersKwargs],
|
| 1103 |
+
) -> tuple[torch.Tensor] | SequenceClassifierOutput:
|
| 1104 |
+
r"""
|
| 1105 |
+
labels (`torch.LongTensor` of shape `(batch_size,)`, *optional*):
|
| 1106 |
+
Labels for computing the sequence classification/regression loss. Indices should be in `[0, ...,
|
| 1107 |
+
config.num_labels - 1]`. If `config.num_labels == 1` a regression loss is computed (Mean-Square loss), If
|
| 1108 |
+
`config.num_labels > 1` a classification loss is computed (Cross-Entropy).
|
| 1109 |
+
"""
|
| 1110 |
+
outputs = self.bert(
|
| 1111 |
+
input_ids,
|
| 1112 |
+
attention_mask=attention_mask,
|
| 1113 |
+
token_type_ids=token_type_ids,
|
| 1114 |
+
position_ids=position_ids,
|
| 1115 |
+
inputs_embeds=inputs_embeds,
|
| 1116 |
+
return_dict=True,
|
| 1117 |
+
**kwargs,
|
| 1118 |
+
)
|
| 1119 |
+
|
| 1120 |
+
pooled_output = outputs[1]
|
| 1121 |
+
|
| 1122 |
+
pooled_output = self.dropout(pooled_output)
|
| 1123 |
+
logits = self.classifier(pooled_output)
|
| 1124 |
+
|
| 1125 |
+
loss = None
|
| 1126 |
+
if labels is not None:
|
| 1127 |
+
if self.config.problem_type is None:
|
| 1128 |
+
if self.num_labels == 1:
|
| 1129 |
+
self.config.problem_type = "regression"
|
| 1130 |
+
elif self.num_labels > 1 and (labels.dtype == torch.long or labels.dtype == torch.int):
|
| 1131 |
+
self.config.problem_type = "single_label_classification"
|
| 1132 |
+
else:
|
| 1133 |
+
self.config.problem_type = "multi_label_classification"
|
| 1134 |
+
|
| 1135 |
+
if self.config.problem_type == "regression":
|
| 1136 |
+
loss_fct = MSELoss()
|
| 1137 |
+
if self.num_labels == 1:
|
| 1138 |
+
loss = loss_fct(logits.squeeze(), labels.squeeze())
|
| 1139 |
+
else:
|
| 1140 |
+
loss = loss_fct(logits, labels)
|
| 1141 |
+
elif self.config.problem_type == "single_label_classification":
|
| 1142 |
+
loss_fct = CrossEntropyLoss()
|
| 1143 |
+
loss = loss_fct(logits.view(-1, self.num_labels), labels.view(-1))
|
| 1144 |
+
elif self.config.problem_type == "multi_label_classification":
|
| 1145 |
+
loss_fct = BCEWithLogitsLoss()
|
| 1146 |
+
loss = loss_fct(logits, labels)
|
| 1147 |
+
|
| 1148 |
+
return SequenceClassifierOutput(
|
| 1149 |
+
loss=loss,
|
| 1150 |
+
logits=logits,
|
| 1151 |
+
hidden_states=outputs.hidden_states,
|
| 1152 |
+
attentions=outputs.attentions,
|
| 1153 |
+
)
|
| 1154 |
+
|
| 1155 |
+
|
| 1156 |
+
@auto_docstring
|
| 1157 |
+
class BertForMultipleChoice(BertPreTrainedModel):
|
| 1158 |
+
def __init__(self, config):
|
| 1159 |
+
super().__init__(config)
|
| 1160 |
+
|
| 1161 |
+
self.bert = BertModel(config)
|
| 1162 |
+
classifier_dropout = (
|
| 1163 |
+
config.classifier_dropout if config.classifier_dropout is not None else config.hidden_dropout_prob
|
| 1164 |
+
)
|
| 1165 |
+
self.dropout = nn.Dropout(classifier_dropout)
|
| 1166 |
+
self.classifier = nn.Linear(config.hidden_size, 1)
|
| 1167 |
+
|
| 1168 |
+
# Initialize weights and apply final processing
|
| 1169 |
+
self.post_init()
|
| 1170 |
+
|
| 1171 |
+
@can_return_tuple
|
| 1172 |
+
@auto_docstring
|
| 1173 |
+
def forward(
|
| 1174 |
+
self,
|
| 1175 |
+
input_ids: torch.Tensor | None = None,
|
| 1176 |
+
attention_mask: torch.Tensor | None = None,
|
| 1177 |
+
token_type_ids: torch.Tensor | None = None,
|
| 1178 |
+
position_ids: torch.Tensor | None = None,
|
| 1179 |
+
inputs_embeds: torch.Tensor | None = None,
|
| 1180 |
+
labels: torch.Tensor | None = None,
|
| 1181 |
+
**kwargs: Unpack[TransformersKwargs],
|
| 1182 |
+
) -> tuple[torch.Tensor] | MultipleChoiceModelOutput:
|
| 1183 |
+
r"""
|
| 1184 |
+
input_ids (`torch.LongTensor` of shape `(batch_size, num_choices, sequence_length)`):
|
| 1185 |
+
Indices of input sequence tokens in the vocabulary.
|
| 1186 |
+
|
| 1187 |
+
Indices can be obtained using [`AutoTokenizer`]. See [`PreTrainedTokenizer.encode`] and
|
| 1188 |
+
[`PreTrainedTokenizer.__call__`] for details.
|
| 1189 |
+
|
| 1190 |
+
[What are input IDs?](../glossary#input-ids)
|
| 1191 |
+
token_type_ids (`torch.LongTensor` of shape `(batch_size, num_choices, sequence_length)`, *optional*):
|
| 1192 |
+
Segment token indices to indicate first and second portions of the inputs. Indices are selected in `[0,
|
| 1193 |
+
1]`:
|
| 1194 |
+
|
| 1195 |
+
- 0 corresponds to a *sentence A* token,
|
| 1196 |
+
- 1 corresponds to a *sentence B* token.
|
| 1197 |
+
|
| 1198 |
+
[What are token type IDs?](../glossary#token-type-ids)
|
| 1199 |
+
position_ids (`torch.LongTensor` of shape `(batch_size, num_choices, sequence_length)`, *optional*):
|
| 1200 |
+
Indices of positions of each input sequence tokens in the position embeddings. Selected in the range `[0,
|
| 1201 |
+
config.max_position_embeddings - 1]`.
|
| 1202 |
+
|
| 1203 |
+
[What are position IDs?](../glossary#position-ids)
|
| 1204 |
+
inputs_embeds (`torch.FloatTensor` of shape `(batch_size, num_choices, sequence_length, hidden_size)`, *optional*):
|
| 1205 |
+
Optionally, instead of passing `input_ids` you can choose to directly pass an embedded representation. This
|
| 1206 |
+
is useful if you want more control over how to convert `input_ids` indices into associated vectors than the
|
| 1207 |
+
model's internal embedding lookup matrix.
|
| 1208 |
+
labels (`torch.LongTensor` of shape `(batch_size,)`, *optional*):
|
| 1209 |
+
Labels for computing the multiple choice classification loss. Indices should be in `[0, ...,
|
| 1210 |
+
num_choices-1]` where `num_choices` is the size of the second dimension of the input tensors. (See
|
| 1211 |
+
`input_ids` above)
|
| 1212 |
+
"""
|
| 1213 |
+
num_choices = input_ids.shape[1] if input_ids is not None else inputs_embeds.shape[1]
|
| 1214 |
+
|
| 1215 |
+
input_ids = input_ids.view(-1, input_ids.size(-1)) if input_ids is not None else None
|
| 1216 |
+
attention_mask = attention_mask.view(-1, attention_mask.size(-1)) if attention_mask is not None else None
|
| 1217 |
+
token_type_ids = token_type_ids.view(-1, token_type_ids.size(-1)) if token_type_ids is not None else None
|
| 1218 |
+
position_ids = position_ids.view(-1, position_ids.size(-1)) if position_ids is not None else None
|
| 1219 |
+
inputs_embeds = (
|
| 1220 |
+
inputs_embeds.view(-1, inputs_embeds.size(-2), inputs_embeds.size(-1))
|
| 1221 |
+
if inputs_embeds is not None
|
| 1222 |
+
else None
|
| 1223 |
+
)
|
| 1224 |
+
|
| 1225 |
+
outputs = self.bert(
|
| 1226 |
+
input_ids,
|
| 1227 |
+
attention_mask=attention_mask,
|
| 1228 |
+
token_type_ids=token_type_ids,
|
| 1229 |
+
position_ids=position_ids,
|
| 1230 |
+
inputs_embeds=inputs_embeds,
|
| 1231 |
+
return_dict=True,
|
| 1232 |
+
**kwargs,
|
| 1233 |
+
)
|
| 1234 |
+
|
| 1235 |
+
pooled_output = outputs[1]
|
| 1236 |
+
|
| 1237 |
+
pooled_output = self.dropout(pooled_output)
|
| 1238 |
+
logits = self.classifier(pooled_output)
|
| 1239 |
+
reshaped_logits = logits.view(-1, num_choices)
|
| 1240 |
+
|
| 1241 |
+
loss = None
|
| 1242 |
+
if labels is not None:
|
| 1243 |
+
loss_fct = CrossEntropyLoss()
|
| 1244 |
+
loss = loss_fct(reshaped_logits, labels)
|
| 1245 |
+
|
| 1246 |
+
return MultipleChoiceModelOutput(
|
| 1247 |
+
loss=loss,
|
| 1248 |
+
logits=reshaped_logits,
|
| 1249 |
+
hidden_states=outputs.hidden_states,
|
| 1250 |
+
attentions=outputs.attentions,
|
| 1251 |
+
)
|
| 1252 |
+
|
| 1253 |
+
|
| 1254 |
+
@auto_docstring
|
| 1255 |
+
class BertForTokenClassification(BertPreTrainedModel):
|
| 1256 |
+
def __init__(self, config):
|
| 1257 |
+
super().__init__(config)
|
| 1258 |
+
self.num_labels = config.num_labels
|
| 1259 |
+
|
| 1260 |
+
self.bert = BertModel(config, add_pooling_layer=False)
|
| 1261 |
+
classifier_dropout = (
|
| 1262 |
+
config.classifier_dropout if config.classifier_dropout is not None else config.hidden_dropout_prob
|
| 1263 |
+
)
|
| 1264 |
+
self.dropout = nn.Dropout(classifier_dropout)
|
| 1265 |
+
self.classifier = nn.Linear(config.hidden_size, config.num_labels)
|
| 1266 |
+
|
| 1267 |
+
# Initialize weights and apply final processing
|
| 1268 |
+
self.post_init()
|
| 1269 |
+
|
| 1270 |
+
@can_return_tuple
|
| 1271 |
+
@auto_docstring
|
| 1272 |
+
def forward(
|
| 1273 |
+
self,
|
| 1274 |
+
input_ids: torch.Tensor | None = None,
|
| 1275 |
+
attention_mask: torch.Tensor | None = None,
|
| 1276 |
+
token_type_ids: torch.Tensor | None = None,
|
| 1277 |
+
position_ids: torch.Tensor | None = None,
|
| 1278 |
+
inputs_embeds: torch.Tensor | None = None,
|
| 1279 |
+
labels: torch.Tensor | None = None,
|
| 1280 |
+
**kwargs: Unpack[TransformersKwargs],
|
| 1281 |
+
) -> tuple[torch.Tensor] | TokenClassifierOutput:
|
| 1282 |
+
r"""
|
| 1283 |
+
labels (`torch.LongTensor` of shape `(batch_size, sequence_length)`, *optional*):
|
| 1284 |
+
Labels for computing the token classification loss. Indices should be in `[0, ..., config.num_labels - 1]`.
|
| 1285 |
+
"""
|
| 1286 |
+
outputs = self.bert(
|
| 1287 |
+
input_ids,
|
| 1288 |
+
attention_mask=attention_mask,
|
| 1289 |
+
token_type_ids=token_type_ids,
|
| 1290 |
+
position_ids=position_ids,
|
| 1291 |
+
inputs_embeds=inputs_embeds,
|
| 1292 |
+
return_dict=True,
|
| 1293 |
+
**kwargs,
|
| 1294 |
+
)
|
| 1295 |
+
|
| 1296 |
+
sequence_output = outputs[0]
|
| 1297 |
+
|
| 1298 |
+
sequence_output = self.dropout(sequence_output)
|
| 1299 |
+
logits = self.classifier(sequence_output)
|
| 1300 |
+
|
| 1301 |
+
loss = None
|
| 1302 |
+
if labels is not None:
|
| 1303 |
+
loss_fct = CrossEntropyLoss()
|
| 1304 |
+
loss = loss_fct(logits.view(-1, self.num_labels), labels.view(-1))
|
| 1305 |
+
|
| 1306 |
+
return TokenClassifierOutput(
|
| 1307 |
+
loss=loss,
|
| 1308 |
+
logits=logits,
|
| 1309 |
+
hidden_states=outputs.hidden_states,
|
| 1310 |
+
attentions=outputs.attentions,
|
| 1311 |
+
)
|
| 1312 |
+
|
| 1313 |
+
|
| 1314 |
+
@auto_docstring
|
| 1315 |
+
class BertForQuestionAnswering(BertPreTrainedModel):
|
| 1316 |
+
def __init__(self, config):
|
| 1317 |
+
super().__init__(config)
|
| 1318 |
+
self.num_labels = config.num_labels
|
| 1319 |
+
|
| 1320 |
+
self.bert = BertModel(config, add_pooling_layer=False)
|
| 1321 |
+
self.qa_outputs = nn.Linear(config.hidden_size, config.num_labels)
|
| 1322 |
+
|
| 1323 |
+
# Initialize weights and apply final processing
|
| 1324 |
+
self.post_init()
|
| 1325 |
+
|
| 1326 |
+
@can_return_tuple
|
| 1327 |
+
@auto_docstring
|
| 1328 |
+
def forward(
|
| 1329 |
+
self,
|
| 1330 |
+
input_ids: torch.Tensor | None = None,
|
| 1331 |
+
attention_mask: torch.Tensor | None = None,
|
| 1332 |
+
token_type_ids: torch.Tensor | None = None,
|
| 1333 |
+
position_ids: torch.Tensor | None = None,
|
| 1334 |
+
inputs_embeds: torch.Tensor | None = None,
|
| 1335 |
+
start_positions: torch.Tensor | None = None,
|
| 1336 |
+
end_positions: torch.Tensor | None = None,
|
| 1337 |
+
**kwargs: Unpack[TransformersKwargs],
|
| 1338 |
+
) -> tuple[torch.Tensor] | QuestionAnsweringModelOutput:
|
| 1339 |
+
outputs = self.bert(
|
| 1340 |
+
input_ids,
|
| 1341 |
+
attention_mask=attention_mask,
|
| 1342 |
+
token_type_ids=token_type_ids,
|
| 1343 |
+
position_ids=position_ids,
|
| 1344 |
+
inputs_embeds=inputs_embeds,
|
| 1345 |
+
return_dict=True,
|
| 1346 |
+
**kwargs,
|
| 1347 |
+
)
|
| 1348 |
+
|
| 1349 |
+
sequence_output = outputs[0]
|
| 1350 |
+
|
| 1351 |
+
logits = self.qa_outputs(sequence_output)
|
| 1352 |
+
start_logits, end_logits = logits.split(1, dim=-1)
|
| 1353 |
+
start_logits = start_logits.squeeze(-1).contiguous()
|
| 1354 |
+
end_logits = end_logits.squeeze(-1).contiguous()
|
| 1355 |
+
|
| 1356 |
+
total_loss = None
|
| 1357 |
+
if start_positions is not None and end_positions is not None:
|
| 1358 |
+
# If we are on multi-GPU, split add a dimension
|
| 1359 |
+
if len(start_positions.size()) > 1:
|
| 1360 |
+
start_positions = start_positions.squeeze(-1)
|
| 1361 |
+
if len(end_positions.size()) > 1:
|
| 1362 |
+
end_positions = end_positions.squeeze(-1)
|
| 1363 |
+
# sometimes the start/end positions are outside our model inputs, we ignore these terms
|
| 1364 |
+
ignored_index = start_logits.size(1)
|
| 1365 |
+
start_positions = start_positions.clamp(0, ignored_index)
|
| 1366 |
+
end_positions = end_positions.clamp(0, ignored_index)
|
| 1367 |
+
|
| 1368 |
+
loss_fct = CrossEntropyLoss(ignore_index=ignored_index)
|
| 1369 |
+
start_loss = loss_fct(start_logits, start_positions)
|
| 1370 |
+
end_loss = loss_fct(end_logits, end_positions)
|
| 1371 |
+
total_loss = (start_loss + end_loss) / 2
|
| 1372 |
+
|
| 1373 |
+
return QuestionAnsweringModelOutput(
|
| 1374 |
+
loss=total_loss,
|
| 1375 |
+
start_logits=start_logits,
|
| 1376 |
+
end_logits=end_logits,
|
| 1377 |
+
hidden_states=outputs.hidden_states,
|
| 1378 |
+
attentions=outputs.attentions,
|
| 1379 |
+
)
|
| 1380 |
+
|
| 1381 |
+
|
| 1382 |
+
__all__ = [
|
| 1383 |
+
"BertForMaskedLM",
|
| 1384 |
+
"BertForMultipleChoice",
|
| 1385 |
+
"BertForNextSentencePrediction",
|
| 1386 |
+
"BertForPreTraining",
|
| 1387 |
+
"BertForQuestionAnswering",
|
| 1388 |
+
"BertForSequenceClassification",
|
| 1389 |
+
"BertForTokenClassification",
|
| 1390 |
+
"BertLayer",
|
| 1391 |
+
"BertLMHeadModel",
|
| 1392 |
+
"BertModel",
|
| 1393 |
+
"BertPreTrainedModel",
|
| 1394 |
+
]
|
data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/bert/tokenization_bert.py
ADDED
|
@@ -0,0 +1,140 @@
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 1 |
+
# Copyright 2018 The Google AI Language Team Authors and The HuggingFace Inc. team.
|
| 2 |
+
#
|
| 3 |
+
# Licensed under the Apache License, Version 2.0 (the "License");
|
| 4 |
+
# you may not use this file except in compliance with the License.
|
| 5 |
+
# You may obtain a copy of the License at
|
| 6 |
+
#
|
| 7 |
+
# http://www.apache.org/licenses/LICENSE-2.0
|
| 8 |
+
#
|
| 9 |
+
# Unless required by applicable law or agreed to in writing, software
|
| 10 |
+
# distributed under the License is distributed on an "AS IS" BASIS,
|
| 11 |
+
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
| 12 |
+
# See the License for the specific language governing permissions and
|
| 13 |
+
# limitations under the License.
|
| 14 |
+
"""Tokenization classes for Bert."""
|
| 15 |
+
|
| 16 |
+
import collections
|
| 17 |
+
|
| 18 |
+
from tokenizers import Tokenizer, decoders, normalizers, pre_tokenizers, processors
|
| 19 |
+
from tokenizers.models import WordPiece
|
| 20 |
+
|
| 21 |
+
from ...tokenization_utils_tokenizers import TokenizersBackend
|
| 22 |
+
from ...utils import logging
|
| 23 |
+
|
| 24 |
+
|
| 25 |
+
logger = logging.get_logger(__name__)
|
| 26 |
+
|
| 27 |
+
VOCAB_FILES_NAMES = {"vocab_file": "vocab.txt", "tokenizer_file": "tokenizer.json"}
|
| 28 |
+
|
| 29 |
+
|
| 30 |
+
def load_vocab(vocab_file):
|
| 31 |
+
"""Loads a vocabulary file into a dictionary."""
|
| 32 |
+
vocab = collections.OrderedDict()
|
| 33 |
+
with open(vocab_file, "r", encoding="utf-8") as reader:
|
| 34 |
+
tokens = reader.readlines()
|
| 35 |
+
for index, token in enumerate(tokens):
|
| 36 |
+
token = token.rstrip("\n")
|
| 37 |
+
vocab[token] = index
|
| 38 |
+
return vocab
|
| 39 |
+
|
| 40 |
+
|
| 41 |
+
class BertTokenizer(TokenizersBackend):
|
| 42 |
+
r"""
|
| 43 |
+
Construct a BERT tokenizer (backed by HuggingFace's tokenizers library). Based on WordPiece.
|
| 44 |
+
|
| 45 |
+
This tokenizer inherits from [`TokenizersBackend`] which contains most of the main methods. Users should refer to
|
| 46 |
+
this superclass for more information regarding those methods.
|
| 47 |
+
|
| 48 |
+
Args:
|
| 49 |
+
vocab (`str` or `dict[str, int]`, *optional*):
|
| 50 |
+
Custom vocabulary dictionary. If not provided, vocabulary is loaded from `vocab_file`.
|
| 51 |
+
do_lower_case (`bool`, *optional*, defaults to `True`):
|
| 52 |
+
Whether or not to lowercase the input when tokenizing.
|
| 53 |
+
unk_token (`str`, *optional*, defaults to `"[UNK]"`):
|
| 54 |
+
The unknown token. A token that is not in the vocabulary cannot be converted to an ID and is set to be this
|
| 55 |
+
token instead.
|
| 56 |
+
sep_token (`str`, *optional*, defaults to `"[SEP]"`):
|
| 57 |
+
The separator token, which is used when building a sequence from multiple sequences, e.g. two sequences for
|
| 58 |
+
sequence classification or for a text and a question for question answering. It is also used as the last
|
| 59 |
+
token of a sequence built with special tokens.
|
| 60 |
+
pad_token (`str`, *optional*, defaults to `"[PAD]"`):
|
| 61 |
+
The token used for padding, for example when batching sequences of different lengths.
|
| 62 |
+
cls_token (`str`, *optional*, defaults to `"[CLS]"`):
|
| 63 |
+
The classifier token which is used when doing sequence classification (classification of the whole sequence
|
| 64 |
+
instead of per-token classification). It is the first token of the sequence when built with special tokens.
|
| 65 |
+
mask_token (`str`, *optional*, defaults to `"[MASK]"`):
|
| 66 |
+
The token used for masking values. This is the token used when training this model with masked language
|
| 67 |
+
modeling. This is the token which the model will try to predict.
|
| 68 |
+
tokenize_chinese_chars (`bool`, *optional*, defaults to `True`):
|
| 69 |
+
Whether or not to tokenize Chinese characters.
|
| 70 |
+
strip_accents (`bool`, *optional*):
|
| 71 |
+
Whether or not to strip all accents. If this option is not specified, then it will be determined by the
|
| 72 |
+
value for `lowercase` (as in the original BERT).
|
| 73 |
+
"""
|
| 74 |
+
|
| 75 |
+
vocab_files_names = VOCAB_FILES_NAMES
|
| 76 |
+
model_input_names = ["input_ids", "token_type_ids", "attention_mask"]
|
| 77 |
+
model = WordPiece
|
| 78 |
+
|
| 79 |
+
def __init__(
|
| 80 |
+
self,
|
| 81 |
+
vocab: str | dict[str, int] | None = None,
|
| 82 |
+
do_lower_case: bool = True,
|
| 83 |
+
unk_token: str = "[UNK]",
|
| 84 |
+
sep_token: str = "[SEP]",
|
| 85 |
+
pad_token: str = "[PAD]",
|
| 86 |
+
cls_token: str = "[CLS]",
|
| 87 |
+
mask_token: str = "[MASK]",
|
| 88 |
+
tokenize_chinese_chars: bool = True,
|
| 89 |
+
strip_accents: bool | None = None,
|
| 90 |
+
**kwargs,
|
| 91 |
+
):
|
| 92 |
+
self.do_lower_case = do_lower_case
|
| 93 |
+
self.tokenize_chinese_chars = tokenize_chinese_chars
|
| 94 |
+
self.strip_accents = strip_accents
|
| 95 |
+
if vocab is None:
|
| 96 |
+
vocab = {
|
| 97 |
+
str(pad_token): 0,
|
| 98 |
+
str(unk_token): 1,
|
| 99 |
+
str(cls_token): 2,
|
| 100 |
+
str(sep_token): 3,
|
| 101 |
+
str(mask_token): 4,
|
| 102 |
+
}
|
| 103 |
+
self._vocab = vocab
|
| 104 |
+
self._tokenizer = Tokenizer(WordPiece(self._vocab, unk_token=str(unk_token)))
|
| 105 |
+
self._tokenizer.normalizer = normalizers.BertNormalizer(
|
| 106 |
+
clean_text=True,
|
| 107 |
+
handle_chinese_chars=tokenize_chinese_chars,
|
| 108 |
+
strip_accents=strip_accents,
|
| 109 |
+
lowercase=do_lower_case,
|
| 110 |
+
)
|
| 111 |
+
self._tokenizer.pre_tokenizer = pre_tokenizers.BertPreTokenizer()
|
| 112 |
+
self._tokenizer.decoder = decoders.WordPiece(prefix="##")
|
| 113 |
+
super().__init__(
|
| 114 |
+
do_lower_case=do_lower_case,
|
| 115 |
+
unk_token=unk_token,
|
| 116 |
+
sep_token=sep_token,
|
| 117 |
+
pad_token=pad_token,
|
| 118 |
+
cls_token=cls_token,
|
| 119 |
+
mask_token=mask_token,
|
| 120 |
+
tokenize_chinese_chars=tokenize_chinese_chars,
|
| 121 |
+
strip_accents=strip_accents,
|
| 122 |
+
**kwargs,
|
| 123 |
+
)
|
| 124 |
+
|
| 125 |
+
cls_token_id = self.cls_token_id if self.cls_token_id is not None else 2
|
| 126 |
+
sep_token_id = self.sep_token_id if self.sep_token_id is not None else 3
|
| 127 |
+
|
| 128 |
+
self._tokenizer.post_processor = processors.TemplateProcessing(
|
| 129 |
+
single=f"{str(self.cls_token)}:0 $A:0 {str(self.sep_token)}:0",
|
| 130 |
+
pair=f"{str(self.cls_token)}:0 $A:0 {str(self.sep_token)}:0 $B:1 {str(self.sep_token)}:1",
|
| 131 |
+
special_tokens=[
|
| 132 |
+
(str(self.cls_token), cls_token_id),
|
| 133 |
+
(str(self.sep_token), sep_token_id),
|
| 134 |
+
],
|
| 135 |
+
)
|
| 136 |
+
|
| 137 |
+
|
| 138 |
+
__all__ = ["BertTokenizer"]
|
| 139 |
+
|
| 140 |
+
BertTokenizerFast = BertTokenizer
|
data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/bert/tokenization_bert_legacy.py
ADDED
|
@@ -0,0 +1,476 @@
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
|
|
|
|
|
|
|
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|
|
|
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|
|
|
|
|
|
|
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|
|
|
|
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|
|
|
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|
|
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|
|
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|
|
|
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|
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|
|
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|
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|
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|
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|
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|
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|
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|
|
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|
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|
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|
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|
| 1 |
+
# Copyright 2018 The Google AI Language Team Authors and The HuggingFace Inc. team.
|
| 2 |
+
#
|
| 3 |
+
# Licensed under the Apache License, Version 2.0 (the "License");
|
| 4 |
+
# you may not use this file except in compliance with the License.
|
| 5 |
+
# You may obtain a copy of the License at
|
| 6 |
+
#
|
| 7 |
+
# http://www.apache.org/licenses/LICENSE-2.0
|
| 8 |
+
#
|
| 9 |
+
# Unless required by applicable law or agreed to in writing, software
|
| 10 |
+
# distributed under the License is distributed on an "AS IS" BASIS,
|
| 11 |
+
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
| 12 |
+
# See the License for the specific language governing permissions and
|
| 13 |
+
# limitations under the License.
|
| 14 |
+
"""Tokenization classes for Bert."""
|
| 15 |
+
|
| 16 |
+
import collections
|
| 17 |
+
import os
|
| 18 |
+
import unicodedata
|
| 19 |
+
|
| 20 |
+
from ...tokenization_python import PreTrainedTokenizer, _is_control, _is_punctuation, _is_whitespace
|
| 21 |
+
from ...utils import logging
|
| 22 |
+
|
| 23 |
+
|
| 24 |
+
logger = logging.get_logger(__name__)
|
| 25 |
+
|
| 26 |
+
VOCAB_FILES_NAMES = {"vocab_file": "vocab.txt"}
|
| 27 |
+
|
| 28 |
+
|
| 29 |
+
def load_vocab(vocab_file):
|
| 30 |
+
"""Loads a vocabulary file into a dictionary."""
|
| 31 |
+
vocab = collections.OrderedDict()
|
| 32 |
+
with open(vocab_file, "r", encoding="utf-8") as reader:
|
| 33 |
+
tokens = reader.readlines()
|
| 34 |
+
for index, token in enumerate(tokens):
|
| 35 |
+
token = token.rstrip("\n")
|
| 36 |
+
vocab[token] = index
|
| 37 |
+
return vocab
|
| 38 |
+
|
| 39 |
+
|
| 40 |
+
def whitespace_tokenize(text):
|
| 41 |
+
"""Runs basic whitespace cleaning and splitting on a piece of text."""
|
| 42 |
+
text = text.strip()
|
| 43 |
+
if not text:
|
| 44 |
+
return []
|
| 45 |
+
tokens = text.split()
|
| 46 |
+
return tokens
|
| 47 |
+
|
| 48 |
+
|
| 49 |
+
class BertTokenizerLegacy(PreTrainedTokenizer):
|
| 50 |
+
r"""
|
| 51 |
+
Construct a BERT tokenizer. Based on WordPiece.
|
| 52 |
+
|
| 53 |
+
This tokenizer inherits from [`PreTrainedTokenizer`] which contains most of the main methods. Users should refer to
|
| 54 |
+
this superclass for more information regarding those methods.
|
| 55 |
+
|
| 56 |
+
Args:
|
| 57 |
+
vocab_file (`str`):
|
| 58 |
+
File containing the vocabulary.
|
| 59 |
+
do_lower_case (`bool`, *optional*, defaults to `True`):
|
| 60 |
+
Whether or not to lowercase the input when tokenizing.
|
| 61 |
+
do_basic_tokenize (`bool`, *optional*, defaults to `True`):
|
| 62 |
+
Whether or not to do basic tokenization before WordPiece.
|
| 63 |
+
never_split (`Iterable`, *optional*):
|
| 64 |
+
Collection of tokens which will never be split during tokenization. Only has an effect when
|
| 65 |
+
`do_basic_tokenize=True`
|
| 66 |
+
unk_token (`str`, *optional*, defaults to `"[UNK]"`):
|
| 67 |
+
The unknown token. A token that is not in the vocabulary cannot be converted to an ID and is set to be this
|
| 68 |
+
token instead.
|
| 69 |
+
sep_token (`str`, *optional*, defaults to `"[SEP]"`):
|
| 70 |
+
The separator token, which is used when building a sequence from multiple sequences, e.g. two sequences for
|
| 71 |
+
sequence classification or for a text and a question for question answering. It is also used as the last
|
| 72 |
+
token of a sequence built with special tokens.
|
| 73 |
+
pad_token (`str`, *optional*, defaults to `"[PAD]"`):
|
| 74 |
+
The token used for padding, for example when batching sequences of different lengths.
|
| 75 |
+
cls_token (`str`, *optional*, defaults to `"[CLS]"`):
|
| 76 |
+
The classifier token which is used when doing sequence classification (classification of the whole sequence
|
| 77 |
+
instead of per-token classification). It is the first token of the sequence when built with special tokens.
|
| 78 |
+
mask_token (`str`, *optional*, defaults to `"[MASK]"`):
|
| 79 |
+
The token used for masking values. This is the token used when training this model with masked language
|
| 80 |
+
modeling. This is the token which the model will try to predict.
|
| 81 |
+
tokenize_chinese_chars (`bool`, *optional*, defaults to `True`):
|
| 82 |
+
Whether or not to tokenize Chinese characters.
|
| 83 |
+
|
| 84 |
+
This should likely be deactivated for Japanese (see this
|
| 85 |
+
[issue](https://github.com/huggingface/transformers/issues/328)).
|
| 86 |
+
strip_accents (`bool`, *optional*):
|
| 87 |
+
Whether or not to strip all accents. If this option is not specified, then it will be determined by the
|
| 88 |
+
value for `lowercase` (as in the original BERT).
|
| 89 |
+
clean_up_tokenization_spaces (`bool`, *optional*, defaults to `True`):
|
| 90 |
+
Whether or not to cleanup spaces after decoding, cleanup consists in removing potential artifacts like
|
| 91 |
+
extra spaces.
|
| 92 |
+
"""
|
| 93 |
+
|
| 94 |
+
vocab_files_names = VOCAB_FILES_NAMES
|
| 95 |
+
|
| 96 |
+
def __init__(
|
| 97 |
+
self,
|
| 98 |
+
vocab_file,
|
| 99 |
+
do_lower_case=True,
|
| 100 |
+
do_basic_tokenize=True,
|
| 101 |
+
never_split=None,
|
| 102 |
+
unk_token="[UNK]",
|
| 103 |
+
sep_token="[SEP]",
|
| 104 |
+
pad_token="[PAD]",
|
| 105 |
+
cls_token="[CLS]",
|
| 106 |
+
mask_token="[MASK]",
|
| 107 |
+
tokenize_chinese_chars=True,
|
| 108 |
+
strip_accents=None,
|
| 109 |
+
clean_up_tokenization_spaces=True,
|
| 110 |
+
**kwargs,
|
| 111 |
+
):
|
| 112 |
+
if not os.path.isfile(vocab_file):
|
| 113 |
+
raise ValueError(
|
| 114 |
+
f"Can't find a vocabulary file at path '{vocab_file}'. To load the vocabulary from a Google pretrained"
|
| 115 |
+
" model use `tokenizer = BertTokenizer.from_pretrained(PRETRAINED_MODEL_NAME)`"
|
| 116 |
+
)
|
| 117 |
+
self.vocab = load_vocab(vocab_file)
|
| 118 |
+
self.ids_to_tokens = collections.OrderedDict([(ids, tok) for tok, ids in self.vocab.items()])
|
| 119 |
+
self.do_basic_tokenize = do_basic_tokenize
|
| 120 |
+
if do_basic_tokenize:
|
| 121 |
+
self.basic_tokenizer = BasicTokenizer(
|
| 122 |
+
do_lower_case=do_lower_case,
|
| 123 |
+
never_split=never_split,
|
| 124 |
+
tokenize_chinese_chars=tokenize_chinese_chars,
|
| 125 |
+
strip_accents=strip_accents,
|
| 126 |
+
)
|
| 127 |
+
|
| 128 |
+
self.wordpiece_tokenizer = WordpieceTokenizer(vocab=self.vocab, unk_token=str(unk_token))
|
| 129 |
+
|
| 130 |
+
super().__init__(
|
| 131 |
+
do_lower_case=do_lower_case,
|
| 132 |
+
do_basic_tokenize=do_basic_tokenize,
|
| 133 |
+
never_split=never_split,
|
| 134 |
+
unk_token=unk_token,
|
| 135 |
+
sep_token=sep_token,
|
| 136 |
+
pad_token=pad_token,
|
| 137 |
+
cls_token=cls_token,
|
| 138 |
+
mask_token=mask_token,
|
| 139 |
+
tokenize_chinese_chars=tokenize_chinese_chars,
|
| 140 |
+
strip_accents=strip_accents,
|
| 141 |
+
clean_up_tokenization_spaces=clean_up_tokenization_spaces,
|
| 142 |
+
**kwargs,
|
| 143 |
+
)
|
| 144 |
+
|
| 145 |
+
@property
|
| 146 |
+
def do_lower_case(self):
|
| 147 |
+
return self.basic_tokenizer.do_lower_case
|
| 148 |
+
|
| 149 |
+
@property
|
| 150 |
+
def vocab_size(self):
|
| 151 |
+
return len(self.vocab)
|
| 152 |
+
|
| 153 |
+
def get_vocab(self):
|
| 154 |
+
return dict(self.vocab, **self.added_tokens_encoder)
|
| 155 |
+
|
| 156 |
+
def _tokenize(self, text, split_special_tokens=False):
|
| 157 |
+
split_tokens = []
|
| 158 |
+
if self.do_basic_tokenize:
|
| 159 |
+
for token in self.basic_tokenizer.tokenize(
|
| 160 |
+
text, never_split=self.all_special_tokens if not split_special_tokens else None
|
| 161 |
+
):
|
| 162 |
+
# If the token is part of the never_split set
|
| 163 |
+
if token in self.basic_tokenizer.never_split:
|
| 164 |
+
split_tokens.append(token)
|
| 165 |
+
else:
|
| 166 |
+
split_tokens += self.wordpiece_tokenizer.tokenize(token)
|
| 167 |
+
else:
|
| 168 |
+
split_tokens = self.wordpiece_tokenizer.tokenize(text)
|
| 169 |
+
return split_tokens
|
| 170 |
+
|
| 171 |
+
def _convert_token_to_id(self, token):
|
| 172 |
+
"""Converts a token (str) in an id using the vocab."""
|
| 173 |
+
return self.vocab.get(token, self.vocab.get(self.unk_token))
|
| 174 |
+
|
| 175 |
+
def _convert_id_to_token(self, index):
|
| 176 |
+
"""Converts an index (integer) in a token (str) using the vocab."""
|
| 177 |
+
return self.ids_to_tokens.get(index, self.unk_token)
|
| 178 |
+
|
| 179 |
+
def convert_tokens_to_string(self, tokens):
|
| 180 |
+
"""Converts a sequence of tokens (string) in a single string."""
|
| 181 |
+
out_string = " ".join(tokens).replace(" ##", "").strip()
|
| 182 |
+
return out_string
|
| 183 |
+
|
| 184 |
+
def build_inputs_with_special_tokens(
|
| 185 |
+
self, token_ids_0: list[int], token_ids_1: list[int] | None = None
|
| 186 |
+
) -> list[int]:
|
| 187 |
+
"""
|
| 188 |
+
Build model inputs from a sequence or a pair of sequence for sequence classification tasks by concatenating and
|
| 189 |
+
adding special tokens. A BERT sequence has the following format:
|
| 190 |
+
|
| 191 |
+
- single sequence: `[CLS] X [SEP]`
|
| 192 |
+
- pair of sequences: `[CLS] A [SEP] B [SEP]`
|
| 193 |
+
|
| 194 |
+
Args:
|
| 195 |
+
token_ids_0 (`List[int]`):
|
| 196 |
+
List of IDs to which the special tokens will be added.
|
| 197 |
+
token_ids_1 (`List[int]`, *optional*):
|
| 198 |
+
Optional second list of IDs for sequence pairs.
|
| 199 |
+
|
| 200 |
+
Returns:
|
| 201 |
+
`List[int]`: List of [input IDs](../glossary#input-ids) with the appropriate special tokens.
|
| 202 |
+
"""
|
| 203 |
+
if token_ids_1 is None:
|
| 204 |
+
return [self.cls_token_id] + token_ids_0 + [self.sep_token_id]
|
| 205 |
+
cls = [self.cls_token_id]
|
| 206 |
+
sep = [self.sep_token_id]
|
| 207 |
+
return cls + token_ids_0 + sep + token_ids_1 + sep
|
| 208 |
+
|
| 209 |
+
def get_special_tokens_mask(
|
| 210 |
+
self, token_ids_0: list[int], token_ids_1: list[int] | None = None, already_has_special_tokens: bool = False
|
| 211 |
+
) -> list[int]:
|
| 212 |
+
"""
|
| 213 |
+
Retrieve sequence ids from a token list that has no special tokens added. This method is called when adding
|
| 214 |
+
special tokens using the tokenizer `prepare_for_model` method.
|
| 215 |
+
|
| 216 |
+
Args:
|
| 217 |
+
token_ids_0 (`List[int]`):
|
| 218 |
+
List of IDs.
|
| 219 |
+
token_ids_1 (`List[int]`, *optional*):
|
| 220 |
+
Optional second list of IDs for sequence pairs.
|
| 221 |
+
already_has_special_tokens (`bool`, *optional*, defaults to `False`):
|
| 222 |
+
Whether or not the token list is already formatted with special tokens for the model.
|
| 223 |
+
|
| 224 |
+
Returns:
|
| 225 |
+
`List[int]`: A list of integers in the range [0, 1]: 1 for a special token, 0 for a sequence token.
|
| 226 |
+
"""
|
| 227 |
+
|
| 228 |
+
if already_has_special_tokens:
|
| 229 |
+
return super().get_special_tokens_mask(
|
| 230 |
+
token_ids_0=token_ids_0, token_ids_1=token_ids_1, already_has_special_tokens=True
|
| 231 |
+
)
|
| 232 |
+
|
| 233 |
+
if token_ids_1 is not None:
|
| 234 |
+
return [1] + ([0] * len(token_ids_0)) + [1] + ([0] * len(token_ids_1)) + [1]
|
| 235 |
+
return [1] + ([0] * len(token_ids_0)) + [1]
|
| 236 |
+
|
| 237 |
+
def save_vocabulary(self, save_directory: str, filename_prefix: str | None = None) -> tuple[str]:
|
| 238 |
+
index = 0
|
| 239 |
+
if os.path.isdir(save_directory):
|
| 240 |
+
vocab_file = os.path.join(
|
| 241 |
+
save_directory, (filename_prefix + "-" if filename_prefix else "") + VOCAB_FILES_NAMES["vocab_file"]
|
| 242 |
+
)
|
| 243 |
+
else:
|
| 244 |
+
vocab_file = (filename_prefix + "-" if filename_prefix else "") + save_directory
|
| 245 |
+
with open(vocab_file, "w", encoding="utf-8") as writer:
|
| 246 |
+
for token, token_index in sorted(self.vocab.items(), key=lambda kv: kv[1]):
|
| 247 |
+
if index != token_index:
|
| 248 |
+
logger.warning(
|
| 249 |
+
f"Saving vocabulary to {vocab_file}: vocabulary indices are not consecutive."
|
| 250 |
+
" Please check that the vocabulary is not corrupted!"
|
| 251 |
+
)
|
| 252 |
+
index = token_index
|
| 253 |
+
writer.write(token + "\n")
|
| 254 |
+
index += 1
|
| 255 |
+
return (vocab_file,)
|
| 256 |
+
|
| 257 |
+
|
| 258 |
+
class BasicTokenizer:
|
| 259 |
+
"""
|
| 260 |
+
Constructs a BasicTokenizer that will run basic tokenization (punctuation splitting, lower casing, etc.).
|
| 261 |
+
|
| 262 |
+
Args:
|
| 263 |
+
do_lower_case (`bool`, *optional*, defaults to `True`):
|
| 264 |
+
Whether or not to lowercase the input when tokenizing.
|
| 265 |
+
never_split (`Iterable`, *optional*):
|
| 266 |
+
Collection of tokens which will never be split during tokenization. Only has an effect when
|
| 267 |
+
`do_basic_tokenize=True`
|
| 268 |
+
tokenize_chinese_chars (`bool`, *optional*, defaults to `True`):
|
| 269 |
+
Whether or not to tokenize Chinese characters.
|
| 270 |
+
|
| 271 |
+
This should likely be deactivated for Japanese (see this
|
| 272 |
+
[issue](https://github.com/huggingface/transformers/issues/328)).
|
| 273 |
+
strip_accents (`bool`, *optional*):
|
| 274 |
+
Whether or not to strip all accents. If this option is not specified, then it will be determined by the
|
| 275 |
+
value for `lowercase` (as in the original BERT).
|
| 276 |
+
do_split_on_punc (`bool`, *optional*, defaults to `True`):
|
| 277 |
+
In some instances we want to skip the basic punctuation splitting so that later tokenization can capture
|
| 278 |
+
the full context of the words, such as contractions.
|
| 279 |
+
"""
|
| 280 |
+
|
| 281 |
+
def __init__(
|
| 282 |
+
self,
|
| 283 |
+
do_lower_case=True,
|
| 284 |
+
never_split=None,
|
| 285 |
+
tokenize_chinese_chars=True,
|
| 286 |
+
strip_accents=None,
|
| 287 |
+
do_split_on_punc=True,
|
| 288 |
+
):
|
| 289 |
+
if never_split is None:
|
| 290 |
+
never_split = []
|
| 291 |
+
self.do_lower_case = do_lower_case
|
| 292 |
+
self.never_split = set(never_split)
|
| 293 |
+
self.tokenize_chinese_chars = tokenize_chinese_chars
|
| 294 |
+
self.strip_accents = strip_accents
|
| 295 |
+
self.do_split_on_punc = do_split_on_punc
|
| 296 |
+
|
| 297 |
+
def tokenize(self, text, never_split=None):
|
| 298 |
+
"""
|
| 299 |
+
Basic Tokenization of a piece of text. For sub-word tokenization, see WordPieceTokenizer.
|
| 300 |
+
|
| 301 |
+
Args:
|
| 302 |
+
never_split (`List[str]`, *optional*)
|
| 303 |
+
Kept for backward compatibility purposes. Now implemented directly at the base class level (see
|
| 304 |
+
[`PreTrainedTokenizer.tokenize`]) List of token not to split.
|
| 305 |
+
"""
|
| 306 |
+
# union() returns a new set by concatenating the two sets.
|
| 307 |
+
never_split = self.never_split.union(set(never_split)) if never_split else self.never_split
|
| 308 |
+
text = self._clean_text(text)
|
| 309 |
+
|
| 310 |
+
# This was added on November 1st, 2018 for the multilingual and Chinese
|
| 311 |
+
# models. This is also applied to the English models now, but it doesn't
|
| 312 |
+
# matter since the English models were not trained on any Chinese data
|
| 313 |
+
# and generally don't have any Chinese data in them (there are Chinese
|
| 314 |
+
# characters in the vocabulary because Wikipedia does have some Chinese
|
| 315 |
+
# words in the English Wikipedia.).
|
| 316 |
+
if self.tokenize_chinese_chars:
|
| 317 |
+
text = self._tokenize_chinese_chars(text)
|
| 318 |
+
# prevents treating the same character with different unicode codepoints as different characters
|
| 319 |
+
unicode_normalized_text = unicodedata.normalize("NFC", text)
|
| 320 |
+
orig_tokens = whitespace_tokenize(unicode_normalized_text)
|
| 321 |
+
split_tokens = []
|
| 322 |
+
for token in orig_tokens:
|
| 323 |
+
if token not in never_split:
|
| 324 |
+
if self.do_lower_case:
|
| 325 |
+
token = token.lower()
|
| 326 |
+
if self.strip_accents is not False:
|
| 327 |
+
token = self._run_strip_accents(token)
|
| 328 |
+
elif self.strip_accents:
|
| 329 |
+
token = self._run_strip_accents(token)
|
| 330 |
+
split_tokens.extend(self._run_split_on_punc(token, never_split))
|
| 331 |
+
|
| 332 |
+
output_tokens = whitespace_tokenize(" ".join(split_tokens))
|
| 333 |
+
return output_tokens
|
| 334 |
+
|
| 335 |
+
def _run_strip_accents(self, text):
|
| 336 |
+
"""Strips accents from a piece of text."""
|
| 337 |
+
text = unicodedata.normalize("NFD", text)
|
| 338 |
+
output = []
|
| 339 |
+
for char in text:
|
| 340 |
+
cat = unicodedata.category(char)
|
| 341 |
+
if cat == "Mn":
|
| 342 |
+
continue
|
| 343 |
+
output.append(char)
|
| 344 |
+
return "".join(output)
|
| 345 |
+
|
| 346 |
+
def _run_split_on_punc(self, text, never_split=None):
|
| 347 |
+
"""Splits punctuation on a piece of text."""
|
| 348 |
+
if not self.do_split_on_punc or (never_split is not None and text in never_split):
|
| 349 |
+
return [text]
|
| 350 |
+
chars = list(text)
|
| 351 |
+
i = 0
|
| 352 |
+
start_new_word = True
|
| 353 |
+
output = []
|
| 354 |
+
while i < len(chars):
|
| 355 |
+
char = chars[i]
|
| 356 |
+
if _is_punctuation(char):
|
| 357 |
+
output.append([char])
|
| 358 |
+
start_new_word = True
|
| 359 |
+
else:
|
| 360 |
+
if start_new_word:
|
| 361 |
+
output.append([])
|
| 362 |
+
start_new_word = False
|
| 363 |
+
output[-1].append(char)
|
| 364 |
+
i += 1
|
| 365 |
+
|
| 366 |
+
return ["".join(x) for x in output]
|
| 367 |
+
|
| 368 |
+
def _tokenize_chinese_chars(self, text):
|
| 369 |
+
"""Adds whitespace around any CJK character."""
|
| 370 |
+
output = []
|
| 371 |
+
for char in text:
|
| 372 |
+
cp = ord(char)
|
| 373 |
+
if self._is_chinese_char(cp):
|
| 374 |
+
output.append(" ")
|
| 375 |
+
output.append(char)
|
| 376 |
+
output.append(" ")
|
| 377 |
+
else:
|
| 378 |
+
output.append(char)
|
| 379 |
+
return "".join(output)
|
| 380 |
+
|
| 381 |
+
def _is_chinese_char(self, cp):
|
| 382 |
+
"""Checks whether CP is the codepoint of a CJK character."""
|
| 383 |
+
# This defines a "chinese character" as anything in the CJK Unicode block:
|
| 384 |
+
# https://en.wikipedia.org/wiki/CJK_Unified_Ideographs_(Unicode_block)
|
| 385 |
+
#
|
| 386 |
+
# Note that the CJK Unicode block is NOT all Japanese and Korean characters,
|
| 387 |
+
# despite its name. The modern Korean Hangul alphabet is a different block,
|
| 388 |
+
# as is Japanese Hiragana and Katakana. Those alphabets are used to write
|
| 389 |
+
# space-separated words, so they are not treated specially and handled
|
| 390 |
+
# like the all of the other languages.
|
| 391 |
+
if (
|
| 392 |
+
(cp >= 0x4E00 and cp <= 0x9FFF)
|
| 393 |
+
or (cp >= 0x3400 and cp <= 0x4DBF)
|
| 394 |
+
or (cp >= 0x20000 and cp <= 0x2A6DF)
|
| 395 |
+
or (cp >= 0x2A700 and cp <= 0x2B73F)
|
| 396 |
+
or (cp >= 0x2B740 and cp <= 0x2B81F)
|
| 397 |
+
or (cp >= 0x2B820 and cp <= 0x2CEAF)
|
| 398 |
+
or (cp >= 0xF900 and cp <= 0xFAFF)
|
| 399 |
+
or (cp >= 0x2F800 and cp <= 0x2FA1F)
|
| 400 |
+
):
|
| 401 |
+
return True
|
| 402 |
+
|
| 403 |
+
return False
|
| 404 |
+
|
| 405 |
+
def _clean_text(self, text):
|
| 406 |
+
"""Performs invalid character removal and whitespace cleanup on text."""
|
| 407 |
+
output = []
|
| 408 |
+
for char in text:
|
| 409 |
+
cp = ord(char)
|
| 410 |
+
if cp == 0 or cp == 0xFFFD or _is_control(char):
|
| 411 |
+
continue
|
| 412 |
+
if _is_whitespace(char):
|
| 413 |
+
output.append(" ")
|
| 414 |
+
else:
|
| 415 |
+
output.append(char)
|
| 416 |
+
return "".join(output)
|
| 417 |
+
|
| 418 |
+
|
| 419 |
+
class WordpieceTokenizer:
|
| 420 |
+
"""Runs WordPiece tokenization."""
|
| 421 |
+
|
| 422 |
+
def __init__(self, vocab, unk_token, max_input_chars_per_word=100):
|
| 423 |
+
self.vocab = vocab
|
| 424 |
+
self.unk_token = unk_token
|
| 425 |
+
self.max_input_chars_per_word = max_input_chars_per_word
|
| 426 |
+
|
| 427 |
+
def tokenize(self, text):
|
| 428 |
+
"""
|
| 429 |
+
Tokenizes a piece of text into its word pieces. This uses a greedy longest-match-first algorithm to perform
|
| 430 |
+
tokenization using the given vocabulary.
|
| 431 |
+
|
| 432 |
+
For example, `input = "unaffable"` will return as output `["un", "##aff", "##able"]`.
|
| 433 |
+
|
| 434 |
+
Args:
|
| 435 |
+
text: A single token or whitespace separated tokens. This should have
|
| 436 |
+
already been passed through *BasicTokenizer*.
|
| 437 |
+
|
| 438 |
+
Returns:
|
| 439 |
+
A list of wordpiece tokens.
|
| 440 |
+
"""
|
| 441 |
+
|
| 442 |
+
output_tokens = []
|
| 443 |
+
for token in whitespace_tokenize(text):
|
| 444 |
+
chars = list(token)
|
| 445 |
+
if len(chars) > self.max_input_chars_per_word:
|
| 446 |
+
output_tokens.append(self.unk_token)
|
| 447 |
+
continue
|
| 448 |
+
|
| 449 |
+
is_bad = False
|
| 450 |
+
start = 0
|
| 451 |
+
sub_tokens = []
|
| 452 |
+
while start < len(chars):
|
| 453 |
+
end = len(chars)
|
| 454 |
+
cur_substr = None
|
| 455 |
+
while start < end:
|
| 456 |
+
substr = "".join(chars[start:end])
|
| 457 |
+
if start > 0:
|
| 458 |
+
substr = "##" + substr
|
| 459 |
+
if substr in self.vocab:
|
| 460 |
+
cur_substr = substr
|
| 461 |
+
break
|
| 462 |
+
end -= 1
|
| 463 |
+
if cur_substr is None:
|
| 464 |
+
is_bad = True
|
| 465 |
+
break
|
| 466 |
+
sub_tokens.append(cur_substr)
|
| 467 |
+
start = end
|
| 468 |
+
|
| 469 |
+
if is_bad:
|
| 470 |
+
output_tokens.append(self.unk_token)
|
| 471 |
+
else:
|
| 472 |
+
output_tokens.extend(sub_tokens)
|
| 473 |
+
return output_tokens
|
| 474 |
+
|
| 475 |
+
|
| 476 |
+
__all__ = ["BasicTokenizer", "BertTokenizerLegacy", "WordpieceTokenizer"]
|
data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/bertweet/__init__.py
ADDED
|
@@ -0,0 +1,26 @@
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 1 |
+
# Copyright 2024 The HuggingFace Team. All rights reserved.
|
| 2 |
+
#
|
| 3 |
+
# Licensed under the Apache License, Version 2.0 (the "License");
|
| 4 |
+
# you may not use this file except in compliance with the License.
|
| 5 |
+
# You may obtain a copy of the License at
|
| 6 |
+
#
|
| 7 |
+
# http://www.apache.org/licenses/LICENSE-2.0
|
| 8 |
+
#
|
| 9 |
+
# Unless required by applicable law or agreed to in writing, software
|
| 10 |
+
# distributed under the License is distributed on an "AS IS" BASIS,
|
| 11 |
+
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
| 12 |
+
# See the License for the specific language governing permissions and
|
| 13 |
+
# limitations under the License.
|
| 14 |
+
from typing import TYPE_CHECKING
|
| 15 |
+
|
| 16 |
+
from ...utils import _LazyModule
|
| 17 |
+
from ...utils.import_utils import define_import_structure
|
| 18 |
+
|
| 19 |
+
|
| 20 |
+
if TYPE_CHECKING:
|
| 21 |
+
from .tokenization_bertweet import *
|
| 22 |
+
else:
|
| 23 |
+
import sys
|
| 24 |
+
|
| 25 |
+
_file = globals()["__file__"]
|
| 26 |
+
sys.modules[__name__] = _LazyModule(__name__, _file, define_import_structure(_file), module_spec=__spec__)
|
data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/bertweet/__pycache__/__init__.cpython-311.pyc
ADDED
|
Binary file (747 Bytes). View file
|
|
|
data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/bertweet/__pycache__/tokenization_bertweet.cpython-311.pyc
ADDED
|
Binary file (28.1 kB). View file
|
|
|
data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/bertweet/tokenization_bertweet.py
ADDED
|
@@ -0,0 +1,698 @@
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
|
|
|
|
|
|
|
|
|
|
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|
|
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|
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|
|
|
|
|
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|
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|
|
|
|
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|
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|
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|
|
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|
|
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|
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|
|
|
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|
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|
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|
|
|
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|
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|
| 1 |
+
# Copyright (c) 2020, VinAI Research and the HuggingFace Inc. team.
|
| 2 |
+
# Copyright 2018 The Open AI Team Authors and The HuggingFace Inc. team.
|
| 3 |
+
#
|
| 4 |
+
# Licensed under the Apache License, Version 2.0 (the "License");
|
| 5 |
+
# you may not use this file except in compliance with the License.
|
| 6 |
+
# You may obtain a copy of the License at
|
| 7 |
+
#
|
| 8 |
+
# http://www.apache.org/licenses/LICENSE-2.0
|
| 9 |
+
#
|
| 10 |
+
# Unless required by applicable law or agreed to in writing, software
|
| 11 |
+
# distributed under the License is distributed on an "AS IS" BASIS,
|
| 12 |
+
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
| 13 |
+
# See the License for the specific language governing permissions and
|
| 14 |
+
# limitations under the License.
|
| 15 |
+
"""Tokenization classes for BERTweet"""
|
| 16 |
+
|
| 17 |
+
import html
|
| 18 |
+
import os
|
| 19 |
+
import re
|
| 20 |
+
|
| 21 |
+
import regex
|
| 22 |
+
|
| 23 |
+
from ...tokenization_python import PreTrainedTokenizer
|
| 24 |
+
from ...utils import logging
|
| 25 |
+
|
| 26 |
+
|
| 27 |
+
logger = logging.get_logger(__name__)
|
| 28 |
+
|
| 29 |
+
VOCAB_FILES_NAMES = {
|
| 30 |
+
"vocab_file": "vocab.txt",
|
| 31 |
+
"merges_file": "bpe.codes",
|
| 32 |
+
}
|
| 33 |
+
|
| 34 |
+
|
| 35 |
+
def get_pairs(word):
|
| 36 |
+
"""
|
| 37 |
+
Return set of symbol pairs in a word.
|
| 38 |
+
|
| 39 |
+
Word is represented as tuple of symbols (symbols being variable-length strings).
|
| 40 |
+
"""
|
| 41 |
+
pairs = set()
|
| 42 |
+
prev_char = word[0]
|
| 43 |
+
for char in word[1:]:
|
| 44 |
+
pairs.add((prev_char, char))
|
| 45 |
+
prev_char = char
|
| 46 |
+
|
| 47 |
+
pairs = set(pairs)
|
| 48 |
+
return pairs
|
| 49 |
+
|
| 50 |
+
|
| 51 |
+
class BertweetTokenizer(PreTrainedTokenizer):
|
| 52 |
+
"""
|
| 53 |
+
Constructs a BERTweet tokenizer, using Byte-Pair-Encoding.
|
| 54 |
+
|
| 55 |
+
This tokenizer inherits from [`PreTrainedTokenizer`] which contains most of the main methods. Users should refer to
|
| 56 |
+
this superclass for more information regarding those methods.
|
| 57 |
+
|
| 58 |
+
Args:
|
| 59 |
+
vocab_file (`str`):
|
| 60 |
+
Path to the vocabulary file.
|
| 61 |
+
merges_file (`str`):
|
| 62 |
+
Path to the merges file.
|
| 63 |
+
normalization (`bool`, *optional*, defaults to `False`):
|
| 64 |
+
Whether or not to apply a normalization preprocess.
|
| 65 |
+
bos_token (`str`, *optional*, defaults to `"<s>"`):
|
| 66 |
+
The beginning of sequence token that was used during pretraining. Can be used a sequence classifier token.
|
| 67 |
+
|
| 68 |
+
<Tip>
|
| 69 |
+
|
| 70 |
+
When building a sequence using special tokens, this is not the token that is used for the beginning of
|
| 71 |
+
sequence. The token used is the `cls_token`.
|
| 72 |
+
|
| 73 |
+
</Tip>
|
| 74 |
+
|
| 75 |
+
eos_token (`str`, *optional*, defaults to `"</s>"`):
|
| 76 |
+
The end of sequence token.
|
| 77 |
+
|
| 78 |
+
<Tip>
|
| 79 |
+
|
| 80 |
+
When building a sequence using special tokens, this is not the token that is used for the end of sequence.
|
| 81 |
+
The token used is the `sep_token`.
|
| 82 |
+
|
| 83 |
+
</Tip>
|
| 84 |
+
|
| 85 |
+
sep_token (`str`, *optional*, defaults to `"</s>"`):
|
| 86 |
+
The separator token, which is used when building a sequence from multiple sequences, e.g. two sequences for
|
| 87 |
+
sequence classification or for a text and a question for question answering. It is also used as the last
|
| 88 |
+
token of a sequence built with special tokens.
|
| 89 |
+
cls_token (`str`, *optional*, defaults to `"<s>"`):
|
| 90 |
+
The classifier token which is used when doing sequence classification (classification of the whole sequence
|
| 91 |
+
instead of per-token classification). It is the first token of the sequence when built with special tokens.
|
| 92 |
+
unk_token (`str`, *optional*, defaults to `"<unk>"`):
|
| 93 |
+
The unknown token. A token that is not in the vocabulary cannot be converted to an ID and is set to be this
|
| 94 |
+
token instead.
|
| 95 |
+
pad_token (`str`, *optional*, defaults to `"<pad>"`):
|
| 96 |
+
The token used for padding, for example when batching sequences of different lengths.
|
| 97 |
+
mask_token (`str`, *optional*, defaults to `"<mask>"`):
|
| 98 |
+
The token used for masking values. This is the token used when training this model with masked language
|
| 99 |
+
modeling. This is the token which the model will try to predict.
|
| 100 |
+
"""
|
| 101 |
+
|
| 102 |
+
vocab_files_names = VOCAB_FILES_NAMES
|
| 103 |
+
|
| 104 |
+
def __init__(
|
| 105 |
+
self,
|
| 106 |
+
vocab_file,
|
| 107 |
+
merges_file,
|
| 108 |
+
normalization=False,
|
| 109 |
+
bos_token="<s>",
|
| 110 |
+
eos_token="</s>",
|
| 111 |
+
sep_token="</s>",
|
| 112 |
+
cls_token="<s>",
|
| 113 |
+
unk_token="<unk>",
|
| 114 |
+
pad_token="<pad>",
|
| 115 |
+
mask_token="<mask>",
|
| 116 |
+
**kwargs,
|
| 117 |
+
):
|
| 118 |
+
try:
|
| 119 |
+
from emoji import demojize
|
| 120 |
+
|
| 121 |
+
self.demojizer = demojize
|
| 122 |
+
except ImportError:
|
| 123 |
+
logger.warning(
|
| 124 |
+
"emoji is not installed, thus not converting emoticons or emojis into text. Install emoji: pip3"
|
| 125 |
+
" install emoji==0.6.0"
|
| 126 |
+
)
|
| 127 |
+
self.demojizer = None
|
| 128 |
+
|
| 129 |
+
self.vocab_file = vocab_file
|
| 130 |
+
self.merges_file = merges_file
|
| 131 |
+
|
| 132 |
+
self.encoder = {}
|
| 133 |
+
self.encoder[str(bos_token)] = 0
|
| 134 |
+
self.encoder[str(pad_token)] = 1
|
| 135 |
+
self.encoder[str(eos_token)] = 2
|
| 136 |
+
self.encoder[str(unk_token)] = 3
|
| 137 |
+
|
| 138 |
+
self.add_from_file(vocab_file)
|
| 139 |
+
|
| 140 |
+
self.decoder = {v: k for k, v in self.encoder.items()}
|
| 141 |
+
|
| 142 |
+
with open(merges_file, encoding="utf-8") as merges_handle:
|
| 143 |
+
merges = merges_handle.read().split("\n")[:-1]
|
| 144 |
+
merges = [tuple(merge.split()[:-1]) for merge in merges]
|
| 145 |
+
self.bpe_ranks = dict(zip(merges, range(len(merges))))
|
| 146 |
+
self.cache = {}
|
| 147 |
+
|
| 148 |
+
self.normalization = normalization
|
| 149 |
+
self.tweetPreprocessor = TweetTokenizer()
|
| 150 |
+
self.special_puncts = {"’": "'", "…": "..."}
|
| 151 |
+
|
| 152 |
+
super().__init__(
|
| 153 |
+
normalization=normalization,
|
| 154 |
+
bos_token=bos_token,
|
| 155 |
+
eos_token=eos_token,
|
| 156 |
+
sep_token=sep_token,
|
| 157 |
+
cls_token=cls_token,
|
| 158 |
+
unk_token=unk_token,
|
| 159 |
+
pad_token=pad_token,
|
| 160 |
+
mask_token=mask_token,
|
| 161 |
+
# Configure patterns instead of overriding methods
|
| 162 |
+
token_type_ids_pattern="all_zeros", # BERTweet doesn't use token type IDs
|
| 163 |
+
token_type_ids_include_special_tokens=True,
|
| 164 |
+
special_tokens_pattern="cls_double_sep", # <s> X </s></s> Y </s>
|
| 165 |
+
**kwargs,
|
| 166 |
+
)
|
| 167 |
+
|
| 168 |
+
@property
|
| 169 |
+
def vocab_size(self):
|
| 170 |
+
return len(self.encoder)
|
| 171 |
+
|
| 172 |
+
def get_vocab(self):
|
| 173 |
+
return dict(self.encoder, **self.added_tokens_encoder)
|
| 174 |
+
|
| 175 |
+
def bpe(self, token):
|
| 176 |
+
if token in self.cache:
|
| 177 |
+
return self.cache[token]
|
| 178 |
+
word = tuple(token)
|
| 179 |
+
word = tuple(list(word[:-1]) + [word[-1] + "</w>"])
|
| 180 |
+
pairs = get_pairs(word)
|
| 181 |
+
|
| 182 |
+
if not pairs:
|
| 183 |
+
return token
|
| 184 |
+
|
| 185 |
+
while True:
|
| 186 |
+
bigram = min(pairs, key=lambda pair: self.bpe_ranks.get(pair, float("inf")))
|
| 187 |
+
if bigram not in self.bpe_ranks:
|
| 188 |
+
break
|
| 189 |
+
first, second = bigram
|
| 190 |
+
new_word = []
|
| 191 |
+
i = 0
|
| 192 |
+
while i < len(word):
|
| 193 |
+
try:
|
| 194 |
+
j = word.index(first, i)
|
| 195 |
+
except ValueError:
|
| 196 |
+
new_word.extend(word[i:])
|
| 197 |
+
break
|
| 198 |
+
else:
|
| 199 |
+
new_word.extend(word[i:j])
|
| 200 |
+
i = j
|
| 201 |
+
|
| 202 |
+
if word[i] == first and i < len(word) - 1 and word[i + 1] == second:
|
| 203 |
+
new_word.append(first + second)
|
| 204 |
+
i += 2
|
| 205 |
+
else:
|
| 206 |
+
new_word.append(word[i])
|
| 207 |
+
i += 1
|
| 208 |
+
new_word = tuple(new_word)
|
| 209 |
+
word = new_word
|
| 210 |
+
if len(word) == 1:
|
| 211 |
+
break
|
| 212 |
+
else:
|
| 213 |
+
pairs = get_pairs(word)
|
| 214 |
+
word = "@@ ".join(word)
|
| 215 |
+
word = word[:-4]
|
| 216 |
+
self.cache[token] = word
|
| 217 |
+
return word
|
| 218 |
+
|
| 219 |
+
def _tokenize(self, text):
|
| 220 |
+
"""Tokenize a string."""
|
| 221 |
+
if self.normalization: # Perform Tweet normalization before performing BPE
|
| 222 |
+
text = self.normalizeTweet(text)
|
| 223 |
+
|
| 224 |
+
split_tokens = []
|
| 225 |
+
words = re.findall(r"\S+\n?", text)
|
| 226 |
+
for token in words:
|
| 227 |
+
split_tokens.extend(list(self.bpe(token).split(" ")))
|
| 228 |
+
return split_tokens
|
| 229 |
+
|
| 230 |
+
def normalizeTweet(self, tweet):
|
| 231 |
+
"""
|
| 232 |
+
Normalize a raw Tweet
|
| 233 |
+
"""
|
| 234 |
+
for punct in self.special_puncts:
|
| 235 |
+
tweet = tweet.replace(punct, self.special_puncts[punct])
|
| 236 |
+
|
| 237 |
+
tokens = self.tweetPreprocessor.tokenize(tweet)
|
| 238 |
+
normTweet = " ".join([self.normalizeToken(token) for token in tokens])
|
| 239 |
+
|
| 240 |
+
normTweet = (
|
| 241 |
+
normTweet.replace("cannot ", "can not ")
|
| 242 |
+
.replace("n't ", " n't ")
|
| 243 |
+
.replace("n 't ", " n't ")
|
| 244 |
+
.replace("ca n't", "can't")
|
| 245 |
+
.replace("ai n't", "ain't")
|
| 246 |
+
)
|
| 247 |
+
normTweet = (
|
| 248 |
+
normTweet.replace("'m ", " 'm ")
|
| 249 |
+
.replace("'re ", " 're ")
|
| 250 |
+
.replace("'s ", " 's ")
|
| 251 |
+
.replace("'ll ", " 'll ")
|
| 252 |
+
.replace("'d ", " 'd ")
|
| 253 |
+
.replace("'ve ", " 've ")
|
| 254 |
+
)
|
| 255 |
+
normTweet = (
|
| 256 |
+
normTweet.replace(" p . m .", " p.m.")
|
| 257 |
+
.replace(" p . m ", " p.m ")
|
| 258 |
+
.replace(" a . m .", " a.m.")
|
| 259 |
+
.replace(" a . m ", " a.m ")
|
| 260 |
+
)
|
| 261 |
+
|
| 262 |
+
return " ".join(normTweet.split())
|
| 263 |
+
|
| 264 |
+
def normalizeToken(self, token):
|
| 265 |
+
"""
|
| 266 |
+
Normalize tokens in a Tweet
|
| 267 |
+
"""
|
| 268 |
+
lowercased_token = token.lower()
|
| 269 |
+
if token.startswith("@"):
|
| 270 |
+
return "@USER"
|
| 271 |
+
elif lowercased_token.startswith("http") or lowercased_token.startswith("www"):
|
| 272 |
+
return "HTTPURL"
|
| 273 |
+
elif len(token) == 1:
|
| 274 |
+
if token in self.special_puncts:
|
| 275 |
+
return self.special_puncts[token]
|
| 276 |
+
if self.demojizer is not None:
|
| 277 |
+
return self.demojizer(token)
|
| 278 |
+
else:
|
| 279 |
+
return token
|
| 280 |
+
else:
|
| 281 |
+
return token
|
| 282 |
+
|
| 283 |
+
def _convert_token_to_id(self, token):
|
| 284 |
+
"""Converts a token (str) in an id using the vocab."""
|
| 285 |
+
return self.encoder.get(token, self.encoder.get(self.unk_token))
|
| 286 |
+
|
| 287 |
+
def _convert_id_to_token(self, index):
|
| 288 |
+
"""Converts an index (integer) in a token (str) using the vocab."""
|
| 289 |
+
return self.decoder.get(index, self.unk_token)
|
| 290 |
+
|
| 291 |
+
def convert_tokens_to_string(self, tokens):
|
| 292 |
+
"""Converts a sequence of tokens (string) in a single string."""
|
| 293 |
+
out_string = " ".join(tokens).replace("@@ ", "").strip()
|
| 294 |
+
return out_string
|
| 295 |
+
|
| 296 |
+
# def decode(self, token_ids, skip_special_tokens=False, clean_up_tokenization_spaces=True):
|
| 297 |
+
# filtered_tokens = ' '.join(self.convert_ids_to_tokens(token_ids, skip_special_tokens=skip_special_tokens))
|
| 298 |
+
# tokens_generated_so_far = re.sub('(@@ )', '', string=filtered_tokens)
|
| 299 |
+
# tokens_generated_so_far = re.sub('(@@ ?$)', '', string=tokens_generated_so_far)
|
| 300 |
+
# return ''.join(tokens_generated_so_far)
|
| 301 |
+
|
| 302 |
+
def save_vocabulary(self, save_directory: str, filename_prefix: str | None = None) -> tuple[str, ...]:
|
| 303 |
+
"""
|
| 304 |
+
Save the vocabulary and merges files to a directory.
|
| 305 |
+
"""
|
| 306 |
+
if not os.path.isdir(save_directory):
|
| 307 |
+
logger.error(f"Vocabulary path ({save_directory}) should be a directory")
|
| 308 |
+
return ()
|
| 309 |
+
|
| 310 |
+
vocab_files_names = getattr(self, "vocab_files_names", {})
|
| 311 |
+
prefix = f"{filename_prefix}-" if filename_prefix else ""
|
| 312 |
+
|
| 313 |
+
# Save vocabulary in the format expected by add_from_file: <token> <id>
|
| 314 |
+
# Exclude special tokens (IDs 0-3) as they are added in __init__ before add_from_file
|
| 315 |
+
vocab_file = os.path.join(save_directory, prefix + vocab_files_names.get("vocab_file", "vocab.txt"))
|
| 316 |
+
with open(vocab_file, "w", encoding="utf-8") as f:
|
| 317 |
+
for token, token_id in sorted(self.encoder.items(), key=lambda kv: kv[1]):
|
| 318 |
+
# Only save tokens with ID >= 4, as IDs 0-3 are reserved for special tokens
|
| 319 |
+
if token_id >= 4:
|
| 320 |
+
f.write(f"{token} {token_id}\n")
|
| 321 |
+
|
| 322 |
+
# Save BPE merges
|
| 323 |
+
merge_file = os.path.join(save_directory, prefix + vocab_files_names.get("merges_file", "bpe.codes"))
|
| 324 |
+
with open(merge_file, "w", encoding="utf-8") as writer:
|
| 325 |
+
writer.writelines(
|
| 326 |
+
" ".join(bpe_tokens) + "\n"
|
| 327 |
+
for bpe_tokens, token_index in sorted(self.bpe_ranks.items(), key=lambda kv: kv[1])
|
| 328 |
+
)
|
| 329 |
+
|
| 330 |
+
return (vocab_file, merge_file)
|
| 331 |
+
|
| 332 |
+
def add_from_file(self, f):
|
| 333 |
+
"""
|
| 334 |
+
Loads a pre-existing dictionary from a text file and adds its symbols to this instance.
|
| 335 |
+
"""
|
| 336 |
+
if isinstance(f, str):
|
| 337 |
+
try:
|
| 338 |
+
with open(f, "r", encoding="utf-8") as fd:
|
| 339 |
+
self.add_from_file(fd)
|
| 340 |
+
except FileNotFoundError as fnfe:
|
| 341 |
+
raise fnfe
|
| 342 |
+
except UnicodeError:
|
| 343 |
+
raise Exception(f"Incorrect encoding detected in {f}, please rebuild the dataset")
|
| 344 |
+
return
|
| 345 |
+
|
| 346 |
+
lines = f.readlines()
|
| 347 |
+
for lineTmp in lines:
|
| 348 |
+
line = lineTmp.strip()
|
| 349 |
+
idx = line.rfind(" ")
|
| 350 |
+
if idx == -1:
|
| 351 |
+
raise ValueError("Incorrect dictionary format, expected '<token> <cnt>'")
|
| 352 |
+
word = line[:idx]
|
| 353 |
+
self.encoder[word] = len(self.encoder)
|
| 354 |
+
|
| 355 |
+
|
| 356 |
+
# Natural Language Toolkit: Twitter Tokenizer
|
| 357 |
+
#
|
| 358 |
+
# Copyright (C) 2001-2020 NLTK Project
|
| 359 |
+
# Author: Christopher Potts <cgpotts@stanford.edu>
|
| 360 |
+
# Ewan Klein <ewan@inf.ed.ac.uk> (modifications)
|
| 361 |
+
# Pierpaolo Pantone <> (modifications)
|
| 362 |
+
# URL: http://nltk.org/
|
| 363 |
+
# For license information, see LICENSE.TXT
|
| 364 |
+
#
|
| 365 |
+
|
| 366 |
+
|
| 367 |
+
"""
|
| 368 |
+
Twitter-aware tokenizer, designed to be flexible and easy to adapt to new domains and tasks. The basic logic is this:
|
| 369 |
+
|
| 370 |
+
1. The tuple regex_strings defines a list of regular expression strings.
|
| 371 |
+
|
| 372 |
+
2. The regex_strings strings are put, in order, into a compiled regular expression object called word_re.
|
| 373 |
+
|
| 374 |
+
3. The tokenization is done by word_re.findall(s), where s is the user-supplied string, inside the tokenize() method of
|
| 375 |
+
the class Tokenizer.
|
| 376 |
+
|
| 377 |
+
4. When instantiating Tokenizer objects, there is a single option: preserve_case. By default, it is set to True. If it
|
| 378 |
+
is set to False, then the tokenizer will lowercase everything except for emoticons.
|
| 379 |
+
|
| 380 |
+
"""
|
| 381 |
+
|
| 382 |
+
|
| 383 |
+
######################################################################
|
| 384 |
+
#
|
| 385 |
+
# import regex # https://github.com/nltk/nltk/issues/2409
|
| 386 |
+
# import html
|
| 387 |
+
#
|
| 388 |
+
######################################################################
|
| 389 |
+
# The following strings are components in the regular expression
|
| 390 |
+
# that is used for tokenizing. It's important that phone_number
|
| 391 |
+
# appears first in the final regex (since it can contain whitespace).
|
| 392 |
+
# It also could matter that tags comes after emoticons, due to the
|
| 393 |
+
# possibility of having text like
|
| 394 |
+
#
|
| 395 |
+
# <:| and some text >:)
|
| 396 |
+
#
|
| 397 |
+
# Most importantly, the final element should always be last, since it
|
| 398 |
+
# does a last ditch whitespace-based tokenization of whatever is left.
|
| 399 |
+
|
| 400 |
+
# ToDo: Update with http://en.wikipedia.org/wiki/List_of_emoticons ?
|
| 401 |
+
|
| 402 |
+
# This particular element is used in a couple ways, so we define it
|
| 403 |
+
# with a name:
|
| 404 |
+
# docstyle-ignore
|
| 405 |
+
EMOTICONS = r"""
|
| 406 |
+
(?:
|
| 407 |
+
[<>]?
|
| 408 |
+
[:;=8] # eyes
|
| 409 |
+
[\-o\*\']? # optional nose
|
| 410 |
+
[\)\]\(\[dDpP/\:\}\{@\|\\] # mouth
|
| 411 |
+
|
|
| 412 |
+
[\)\]\(\[dDpP/\:\}\{@\|\\] # mouth
|
| 413 |
+
[\-o\*\']? # optional nose
|
| 414 |
+
[:;=8] # eyes
|
| 415 |
+
[<>]?
|
| 416 |
+
|
|
| 417 |
+
<3 # heart
|
| 418 |
+
)"""
|
| 419 |
+
|
| 420 |
+
# URL pattern due to John Gruber, modified by Tom Winzig. See
|
| 421 |
+
# https://gist.github.com/winzig/8894715
|
| 422 |
+
# docstyle-ignore
|
| 423 |
+
URLS = r""" # Capture 1: entire matched URL
|
| 424 |
+
(?:
|
| 425 |
+
https?: # URL protocol and colon
|
| 426 |
+
(?:
|
| 427 |
+
/{1,3} # 1-3 slashes
|
| 428 |
+
| # or
|
| 429 |
+
[a-z0-9%] # Single letter or digit or '%'
|
| 430 |
+
# (Trying not to match e.g. "URI::Escape")
|
| 431 |
+
)
|
| 432 |
+
| # or
|
| 433 |
+
# looks like domain name followed by a slash:
|
| 434 |
+
[a-z0-9.\-]+[.]
|
| 435 |
+
(?:[a-z]{2,13})
|
| 436 |
+
/
|
| 437 |
+
)
|
| 438 |
+
(?: # One or more:
|
| 439 |
+
[^\s()<>{}\[\]]+ # Run of non-space, non-()<>{}[]
|
| 440 |
+
| # or
|
| 441 |
+
\([^\s()]*?\([^\s()]+\)[^\s()]*?\) # balanced parens, one level deep: (...(...)...)
|
| 442 |
+
|
|
| 443 |
+
\([^\s]+?\) # balanced parens, non-recursive: (...)
|
| 444 |
+
)+
|
| 445 |
+
(?: # End with:
|
| 446 |
+
\([^\s()]*?\([^\s()]+\)[^\s()]*?\) # balanced parens, one level deep: (...(...)...)
|
| 447 |
+
|
|
| 448 |
+
\([^\s]+?\) # balanced parens, non-recursive: (...)
|
| 449 |
+
| # or
|
| 450 |
+
[^\s`!()\[\]{};:'".,<>?«»“”‘’] # not a space or one of these punct chars
|
| 451 |
+
)
|
| 452 |
+
| # OR, the following to match naked domains:
|
| 453 |
+
(?:
|
| 454 |
+
(?<!@) # not preceded by a @, avoid matching foo@_gmail.com_
|
| 455 |
+
[a-z0-9]+
|
| 456 |
+
(?:[.\-][a-z0-9]+)*
|
| 457 |
+
[.]
|
| 458 |
+
(?:[a-z]{2,13})
|
| 459 |
+
\b
|
| 460 |
+
/?
|
| 461 |
+
(?!@) # not succeeded by a @,
|
| 462 |
+
# avoid matching "foo.na" in "foo.na@example.com"
|
| 463 |
+
)
|
| 464 |
+
"""
|
| 465 |
+
|
| 466 |
+
# docstyle-ignore
|
| 467 |
+
# The components of the tokenizer:
|
| 468 |
+
REGEXPS = (
|
| 469 |
+
URLS,
|
| 470 |
+
# Phone numbers:
|
| 471 |
+
r"""
|
| 472 |
+
(?:
|
| 473 |
+
(?: # (international)
|
| 474 |
+
\+?[01]
|
| 475 |
+
[ *\-.\)]*
|
| 476 |
+
)?
|
| 477 |
+
(?: # (area code)
|
| 478 |
+
[\(]?
|
| 479 |
+
\d{3}
|
| 480 |
+
[ *\-.\)]*
|
| 481 |
+
)?
|
| 482 |
+
\d{3} # exchange
|
| 483 |
+
[ *\-.\)]*
|
| 484 |
+
\d{4} # base
|
| 485 |
+
)""",
|
| 486 |
+
# ASCII Emoticons
|
| 487 |
+
EMOTICONS,
|
| 488 |
+
# HTML tags:
|
| 489 |
+
r"""<[^>\s]+>""",
|
| 490 |
+
# ASCII Arrows
|
| 491 |
+
r"""[\-]+>|<[\-]+""",
|
| 492 |
+
# Twitter username:
|
| 493 |
+
r"""(?:@[\w_]+)""",
|
| 494 |
+
# Twitter hashtags:
|
| 495 |
+
r"""(?:\#+[\w_]+[\w\'_\-]*[\w_]+)""",
|
| 496 |
+
# email addresses
|
| 497 |
+
r"""[\w.+-]+@[\w-]+\.(?:[\w-]\.?)+[\w-]""",
|
| 498 |
+
# docstyle-ignore
|
| 499 |
+
# Remaining word types:
|
| 500 |
+
r"""
|
| 501 |
+
(?:[^\W\d_](?:[^\W\d_]|['\-_])+[^\W\d_]) # Words with apostrophes or dashes.
|
| 502 |
+
|
|
| 503 |
+
(?:[+\-]?\d+[,/.:-]\d+[+\-]?) # Numbers, including fractions, decimals.
|
| 504 |
+
|
|
| 505 |
+
(?:[\w_]+) # Words without apostrophes or dashes.
|
| 506 |
+
|
|
| 507 |
+
(?:\.(?:\s*\.){1,}) # Ellipsis dots.
|
| 508 |
+
|
|
| 509 |
+
(?:\S) # Everything else that isn't whitespace.
|
| 510 |
+
""",
|
| 511 |
+
)
|
| 512 |
+
|
| 513 |
+
######################################################################
|
| 514 |
+
# This is the core tokenizing regex:
|
| 515 |
+
|
| 516 |
+
WORD_RE = regex.compile(r"""(%s)""" % "|".join(REGEXPS), regex.VERBOSE | regex.I | regex.UNICODE)
|
| 517 |
+
|
| 518 |
+
# WORD_RE performs poorly on these patterns:
|
| 519 |
+
HANG_RE = regex.compile(r"([^a-zA-Z0-9])\1{3,}")
|
| 520 |
+
|
| 521 |
+
# The emoticon string gets its own regex so that we can preserve case for
|
| 522 |
+
# them as needed:
|
| 523 |
+
EMOTICON_RE = regex.compile(EMOTICONS, regex.VERBOSE | regex.I | regex.UNICODE)
|
| 524 |
+
|
| 525 |
+
# These are for regularizing HTML entities to Unicode:
|
| 526 |
+
ENT_RE = regex.compile(r"&(#?(x?))([^&;\s]+);")
|
| 527 |
+
|
| 528 |
+
|
| 529 |
+
######################################################################
|
| 530 |
+
# Functions for converting html entities
|
| 531 |
+
######################################################################
|
| 532 |
+
|
| 533 |
+
|
| 534 |
+
def _str_to_unicode(text, encoding=None, errors="strict"):
|
| 535 |
+
if encoding is None:
|
| 536 |
+
encoding = "utf-8"
|
| 537 |
+
if isinstance(text, bytes):
|
| 538 |
+
return text.decode(encoding, errors)
|
| 539 |
+
return text
|
| 540 |
+
|
| 541 |
+
|
| 542 |
+
def _replace_html_entities(text, keep=(), remove_illegal=True, encoding="utf-8"):
|
| 543 |
+
"""
|
| 544 |
+
Remove entities from text by converting them to their corresponding unicode character.
|
| 545 |
+
|
| 546 |
+
Args:
|
| 547 |
+
text:
|
| 548 |
+
A unicode string or a byte string encoded in the given *encoding* (which defaults to 'utf-8').
|
| 549 |
+
keep (list):
|
| 550 |
+
List of entity names which should not be replaced. This supports both numeric entities (`&#nnnn;` and
|
| 551 |
+
`&#hhhh;`) and named entities (such as ` ` or `>`).
|
| 552 |
+
remove_illegal (bool):
|
| 553 |
+
If `True`, entities that can't be converted are removed. Otherwise, entities that can't be converted are
|
| 554 |
+
kept "as is".
|
| 555 |
+
Returns: A unicode string with the entities removed.
|
| 556 |
+
|
| 557 |
+
See https://github.com/scrapy/w3lib/blob/master/w3lib/html.py
|
| 558 |
+
|
| 559 |
+
Examples:
|
| 560 |
+
|
| 561 |
+
```python
|
| 562 |
+
>>> from nltk.tokenize.casual import _replace_html_entities
|
| 563 |
+
|
| 564 |
+
>>> _replace_html_entities(b"Price: £100")
|
| 565 |
+
'Price: \\xa3100'
|
| 566 |
+
|
| 567 |
+
>>> print(_replace_html_entities(b"Price: £100"))
|
| 568 |
+
Price: £100
|
| 569 |
+
```"""
|
| 570 |
+
|
| 571 |
+
def _convert_entity(match):
|
| 572 |
+
entity_body = match.group(3)
|
| 573 |
+
if match.group(1):
|
| 574 |
+
try:
|
| 575 |
+
if match.group(2):
|
| 576 |
+
number = int(entity_body, 16)
|
| 577 |
+
else:
|
| 578 |
+
number = int(entity_body, 10)
|
| 579 |
+
# Numeric character references in the 80-9F range are typically
|
| 580 |
+
# interpreted by browsers as representing the characters mapped
|
| 581 |
+
# to bytes 80-9F in the Windows-1252 encoding. For more info
|
| 582 |
+
# see: https://en.wikipedia.org/wiki/ISO/IEC_8859-1#Similar_character_sets
|
| 583 |
+
if 0x80 <= number <= 0x9F:
|
| 584 |
+
return bytes((number,)).decode("cp1252")
|
| 585 |
+
except ValueError:
|
| 586 |
+
number = None
|
| 587 |
+
else:
|
| 588 |
+
if entity_body in keep:
|
| 589 |
+
return match.group(0)
|
| 590 |
+
else:
|
| 591 |
+
number = html.entities.name2codepoint.get(entity_body)
|
| 592 |
+
if number is not None:
|
| 593 |
+
try:
|
| 594 |
+
return chr(number)
|
| 595 |
+
except (ValueError, OverflowError):
|
| 596 |
+
pass
|
| 597 |
+
|
| 598 |
+
return "" if remove_illegal else match.group(0)
|
| 599 |
+
|
| 600 |
+
return ENT_RE.sub(_convert_entity, _str_to_unicode(text, encoding))
|
| 601 |
+
|
| 602 |
+
|
| 603 |
+
######################################################################
|
| 604 |
+
|
| 605 |
+
|
| 606 |
+
class TweetTokenizer:
|
| 607 |
+
r"""
|
| 608 |
+
Examples:
|
| 609 |
+
|
| 610 |
+
```python
|
| 611 |
+
>>> # Tokenizer for tweets.
|
| 612 |
+
>>> from nltk.tokenize import TweetTokenizer
|
| 613 |
+
|
| 614 |
+
>>> tknzr = TweetTokenizer()
|
| 615 |
+
>>> s0 = "This is a cooool #dummysmiley: :-) :-P <3 and some arrows < > -> <--"
|
| 616 |
+
>>> tknzr.tokenize(s0)
|
| 617 |
+
['This', 'is', 'a', 'cooool', '#dummysmiley', ':', ':-)', ':-P', '<3', 'and', 'some', 'arrows', '<', '>', '->', '<--']
|
| 618 |
+
|
| 619 |
+
>>> # Examples using *strip_handles* and *reduce_len parameters*:
|
| 620 |
+
>>> tknzr = TweetTokenizer(strip_handles=True, reduce_len=True)
|
| 621 |
+
>>> s1 = "@remy: This is waaaaayyyy too much for you!!!!!!"
|
| 622 |
+
>>> tknzr.tokenize(s1)
|
| 623 |
+
[':', 'This', 'is', 'waaayyy', 'too', 'much', 'for', 'you', '!', '!', '!']
|
| 624 |
+
```"""
|
| 625 |
+
|
| 626 |
+
def __init__(self, preserve_case=True, reduce_len=False, strip_handles=False):
|
| 627 |
+
self.preserve_case = preserve_case
|
| 628 |
+
self.reduce_len = reduce_len
|
| 629 |
+
self.strip_handles = strip_handles
|
| 630 |
+
|
| 631 |
+
def tokenize(self, text):
|
| 632 |
+
"""
|
| 633 |
+
Args:
|
| 634 |
+
text: str
|
| 635 |
+
|
| 636 |
+
Returns: list(str) A tokenized list of strings; concatenating this list returns the original string if
|
| 637 |
+
`preserve_case=False`
|
| 638 |
+
"""
|
| 639 |
+
# Fix HTML character entities:
|
| 640 |
+
text = _replace_html_entities(text)
|
| 641 |
+
# Remove username handles
|
| 642 |
+
if self.strip_handles:
|
| 643 |
+
text = remove_handles(text)
|
| 644 |
+
# Normalize word lengthening
|
| 645 |
+
if self.reduce_len:
|
| 646 |
+
text = reduce_lengthening(text)
|
| 647 |
+
# Shorten problematic sequences of characters
|
| 648 |
+
safe_text = HANG_RE.sub(r"\1\1\1", text)
|
| 649 |
+
# Tokenize:
|
| 650 |
+
words = WORD_RE.findall(safe_text)
|
| 651 |
+
# Possibly alter the case, but avoid changing emoticons like :D into :d:
|
| 652 |
+
if not self.preserve_case:
|
| 653 |
+
words = [x if EMOTICON_RE.search(x) else x.lower() for x in words]
|
| 654 |
+
return words
|
| 655 |
+
|
| 656 |
+
|
| 657 |
+
######################################################################
|
| 658 |
+
# Normalization Functions
|
| 659 |
+
######################################################################
|
| 660 |
+
|
| 661 |
+
|
| 662 |
+
def reduce_lengthening(text):
|
| 663 |
+
"""
|
| 664 |
+
Replace repeated character sequences of length 3 or greater with sequences of length 3.
|
| 665 |
+
"""
|
| 666 |
+
pattern = regex.compile(r"(.)\1{2,}")
|
| 667 |
+
return pattern.sub(r"\1\1\1", text)
|
| 668 |
+
|
| 669 |
+
|
| 670 |
+
def remove_handles(text):
|
| 671 |
+
"""
|
| 672 |
+
Remove Twitter username handles from text.
|
| 673 |
+
"""
|
| 674 |
+
pattern = regex.compile(
|
| 675 |
+
r"(?<![A-Za-z0-9_!@#\$%&*])@(([A-Za-z0-9_]){20}(?!@))|(?<![A-Za-z0-9_!@#\$%&*])@(([A-Za-z0-9_]){1,19})(?![A-Za-z0-9_]*@)"
|
| 676 |
+
)
|
| 677 |
+
# Substitute handles with ' ' to ensure that text on either side of removed handles are tokenized correctly
|
| 678 |
+
return pattern.sub(" ", text)
|
| 679 |
+
|
| 680 |
+
|
| 681 |
+
######################################################################
|
| 682 |
+
# Tokenization Function
|
| 683 |
+
######################################################################
|
| 684 |
+
|
| 685 |
+
|
| 686 |
+
def casual_tokenize(text, preserve_case=True, reduce_len=False, strip_handles=False):
|
| 687 |
+
"""
|
| 688 |
+
Convenience function for wrapping the tokenizer.
|
| 689 |
+
"""
|
| 690 |
+
return TweetTokenizer(preserve_case=preserve_case, reduce_len=reduce_len, strip_handles=strip_handles).tokenize(
|
| 691 |
+
text
|
| 692 |
+
)
|
| 693 |
+
|
| 694 |
+
|
| 695 |
+
###############################################################################
|
| 696 |
+
|
| 697 |
+
|
| 698 |
+
__all__ = ["BertweetTokenizer"]
|
data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/biogpt/__init__.py
ADDED
|
@@ -0,0 +1,28 @@
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 1 |
+
# Copyright 2024 The HuggingFace Team. All rights reserved.
|
| 2 |
+
#
|
| 3 |
+
# Licensed under the Apache License, Version 2.0 (the "License");
|
| 4 |
+
# you may not use this file except in compliance with the License.
|
| 5 |
+
# You may obtain a copy of the License at
|
| 6 |
+
#
|
| 7 |
+
# http://www.apache.org/licenses/LICENSE-2.0
|
| 8 |
+
#
|
| 9 |
+
# Unless required by applicable law or agreed to in writing, software
|
| 10 |
+
# distributed under the License is distributed on an "AS IS" BASIS,
|
| 11 |
+
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
| 12 |
+
# See the License for the specific language governing permissions and
|
| 13 |
+
# limitations under the License.
|
| 14 |
+
from typing import TYPE_CHECKING
|
| 15 |
+
|
| 16 |
+
from ...utils import _LazyModule
|
| 17 |
+
from ...utils.import_utils import define_import_structure
|
| 18 |
+
|
| 19 |
+
|
| 20 |
+
if TYPE_CHECKING:
|
| 21 |
+
from .configuration_biogpt import *
|
| 22 |
+
from .modeling_biogpt import *
|
| 23 |
+
from .tokenization_biogpt import *
|
| 24 |
+
else:
|
| 25 |
+
import sys
|
| 26 |
+
|
| 27 |
+
_file = globals()["__file__"]
|
| 28 |
+
sys.modules[__name__] = _LazyModule(__name__, _file, define_import_structure(_file), module_spec=__spec__)
|
data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/biogpt/__pycache__/__init__.cpython-311.pyc
ADDED
|
Binary file (822 Bytes). View file
|
|
|
data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/biogpt/__pycache__/configuration_biogpt.cpython-311.pyc
ADDED
|
Binary file (2.56 kB). View file
|
|
|
data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/biogpt/__pycache__/modeling_biogpt.cpython-311.pyc
ADDED
|
Binary file (32 kB). View file
|
|
|
data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/biogpt/__pycache__/modular_biogpt.cpython-311.pyc
ADDED
|
Binary file (24 kB). View file
|
|
|
data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/biogpt/__pycache__/tokenization_biogpt.cpython-311.pyc
ADDED
|
Binary file (17.4 kB). View file
|
|
|
data/conda_envs/evalclaw/lib/python3.11/site-packages/transformers/models/biogpt/configuration_biogpt.py
ADDED
|
@@ -0,0 +1,64 @@
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 1 |
+
# Copyright 2022 The HuggingFace Team and Microsoft Research AI4Science All rights reserved.
|
| 2 |
+
#
|
| 3 |
+
# Licensed under the Apache License, Version 2.0 (the "License");
|
| 4 |
+
# you may not use this file except in compliance with the License.
|
| 5 |
+
# You may obtain a copy of the License at
|
| 6 |
+
#
|
| 7 |
+
# http://www.apache.org/licenses/LICENSE-2.0
|
| 8 |
+
#
|
| 9 |
+
# Unless required by applicable law or agreed to in writing, software
|
| 10 |
+
# distributed under the License is distributed on an "AS IS" BASIS,
|
| 11 |
+
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
| 12 |
+
# See the License for the specific language governing permissions and
|
| 13 |
+
# limitations under the License.
|
| 14 |
+
"""BioGPT model configuration"""
|
| 15 |
+
|
| 16 |
+
from huggingface_hub.dataclasses import strict
|
| 17 |
+
|
| 18 |
+
from ...configuration_utils import PreTrainedConfig
|
| 19 |
+
from ...utils import auto_docstring
|
| 20 |
+
|
| 21 |
+
|
| 22 |
+
@auto_docstring(checkpoint="microsoft/biogpt")
|
| 23 |
+
@strict
|
| 24 |
+
class BioGptConfig(PreTrainedConfig):
|
| 25 |
+
r"""
|
| 26 |
+
Example:
|
| 27 |
+
|
| 28 |
+
```python
|
| 29 |
+
>>> from transformers import BioGptModel, BioGptConfig
|
| 30 |
+
|
| 31 |
+
>>> # Initializing a BioGPT microsoft/biogpt style configuration
|
| 32 |
+
>>> configuration = BioGptConfig()
|
| 33 |
+
|
| 34 |
+
>>> # Initializing a model from the microsoft/biogpt style configuration
|
| 35 |
+
>>> model = BioGptModel(configuration)
|
| 36 |
+
|
| 37 |
+
>>> # Accessing the model configuration
|
| 38 |
+
>>> configuration = model.config
|
| 39 |
+
```"""
|
| 40 |
+
|
| 41 |
+
model_type = "biogpt"
|
| 42 |
+
|
| 43 |
+
vocab_size: int = 42384
|
| 44 |
+
hidden_size: int = 1024
|
| 45 |
+
num_hidden_layers: int = 24
|
| 46 |
+
num_attention_heads: int = 16
|
| 47 |
+
intermediate_size: int = 4096
|
| 48 |
+
hidden_act: str = "gelu"
|
| 49 |
+
hidden_dropout_prob: float | int = 0.1
|
| 50 |
+
attention_probs_dropout_prob: float | int = 0.1
|
| 51 |
+
max_position_embeddings: int = 1024
|
| 52 |
+
initializer_range: float = 0.02
|
| 53 |
+
layer_norm_eps: float = 1e-12
|
| 54 |
+
scale_embedding: bool = True
|
| 55 |
+
use_cache: bool = True
|
| 56 |
+
layerdrop: float | int = 0.0
|
| 57 |
+
activation_dropout: float | int = 0.0
|
| 58 |
+
pad_token_id: int | None = 1
|
| 59 |
+
bos_token_id: int | None = 0
|
| 60 |
+
eos_token_id: int | list[int] | None = 2
|
| 61 |
+
tie_word_embeddings: bool = True
|
| 62 |
+
|
| 63 |
+
|
| 64 |
+
__all__ = ["BioGptConfig"]
|