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v3: multilingual (zh/en/yue) + 3500 code instructions, lr 1e-4

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  2. README.md +14 -7
  3. model.safetensors +1 -1
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README.md CHANGED
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  language:
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  - zh
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  - en
 
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  license: apache-2.0
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  base_model: Qwen/Qwen3-1.7B
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  base_model_relation: finetune
@@ -14,9 +15,12 @@ tags:
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  - code
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  - lychee
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  - finetune
 
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  datasets:
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  - sahil2801/CodeAlpaca-20k
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- - github-code-corpus
 
 
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  ---
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  # mlx-LycheeAI-coder-1.7b
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  ## 训练细节
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- - **训练数据**:
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- - [CodeAlpaca-20k](https://huggingface.co/datasets/sahil2801/CodeAlpaca-20k)(代码指令,取 2000 条)
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- - 精选 GitHub 高质量开源仓库源码(requests、fastapi、zod、express、guava、Alamofire、gin、redis、nlohmann/json、fmt 等,取 1000 片段)
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- - **超参数**:学习率 2e-4,batch size 2,1500 步,LoRA rank 16
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- - **身份设定**:训练时通过 system prompt 固定模型身份为"由 Qwen3-1.7B 微调而来"
 
 
 
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  ## 使用方式
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@@ -65,7 +72,7 @@ mlx_lm.generate --model LycheeAI-coder-1.7b --prompt "写一个二分查找" --m
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  ## ⚠️ 已知问题
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- - **通用对话体验不佳**:本模型使用纯代码指令数据微调,通用闲聊(问候、天气、日常问答等)能力有所退化,可能出现答非所问、回复英文或复读训练数据片段的情况。**建议仅用于代码相关任务**(代码生成、补全、解释、改 bug),日常对话请使用通用聊天模型。
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  ## 预期用途与局限
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  language:
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  - zh
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  - en
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+ - yue
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  license: apache-2.0
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  base_model: Qwen/Qwen3-1.7B
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  base_model_relation: finetune
 
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  - code
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  - lychee
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  - finetune
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+ - multilingual
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  datasets:
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  - sahil2801/CodeAlpaca-20k
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+ - shibing624/alpaca-zh
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+ - tatsu-lab/alpaca
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+ - hon9kon9ize/yue-alpaca-chat
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  ---
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  # mlx-LycheeAI-coder-1.7b
 
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  ## 训练细节
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+ - **训练数据**(共 5724 条,混合多语言):
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+ - [CodeAlpaca-20k](https://huggingface.co/datasets/sahil2801/CodeAlpaca-20k)(代码指令 3500 条,重点)
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+ - 中文对话 800 条([alpaca-zh](https://huggingface.co/datasets/shibing624/alpaca-zh))
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+ - 英语对话 800 条([Alpaca](https://huggingface.co/datasets/tatsu-lab/alpaca) 英文版)
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+ - 粤语对话 600 条([yue-alpaca-chat](https://huggingface.co/datasets/hon9kon9ize/yue-alpaca-chat))
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+ - 身份问答 24 条(中/英/粤,强化身份记忆)
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+ - **超参数**:学习率 1e-4,batch size 2,4000 步,LoRA rank 16
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+ - **身份设定**:通过 system prompt + 身份问答样本,固定模型身份为「LycheeAI-coder-1.7b,由 Qwen3-1.7B 微调而来」
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  ## 使用方式
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  ## ⚠️ 已知问题
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+ - **对话能力有限**:本模型定位为**代码优先**的编程助手。虽已通过混合数据(中/英/粤语对话)缓解了纯代码微调导致的对话退化,但作为 1.7B 小模型,通用对话的深度与准确性仍不如专门的大规模聊天模型。生成时可能残留空的 `<think>` 标记(Qwen3 思考模式的痕迹),可忽略或由客户端过滤。
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  ## 预期用途与局限
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