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2f86d9b | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 | # Copyright 2026 DeepMind Technologies Limited.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""Tests for data ops."""
from gemma import gm
import numpy as np
def test_add_seq2seq():
tr = gm.data.AddSeq2SeqFields(
in_prompt="prompt",
in_response="response",
out_input="input",
out_target="target",
out_target_mask="target_mask",
)
input_ = {
"prompt": [10, 11, 12, 13, 14],
"response": [20, 21, 1], # Response ends with EOS token.
}
expected_output = {
# fmt: off
# pylint: disable=bad-whitespace
"input": [10, 11, 12, 13, 14, 20, 21],
"target": [11, 12, 13, 14, 20, 21, 1],
"target_mask": [ 0, 0, 0, 0, 1, 1, 1],
# pylint: enable=bad-whitespace
# fmt: on
}
output = tr.map(input_)
np.testing.assert_array_equal(output["input"], expected_output["input"])
np.testing.assert_array_equal(output["target"], expected_output["target"])
np.testing.assert_array_equal(
output["target_mask"], expected_output["target_mask"]
)
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