refactor : neftune_alpha 在 Embedding 构造时传入,由模型配置链路负责
- BaseModelConfig 添加 neftune_alpha 字段 (默认 0.0) - Embedding.__init__ 接受 neftune_alpha 参数,不再外部 set - AutoRegressiveLM / EmbeddingEncoder 从 config 传入 neftune_alpha - train.py 将 CLI 参数注入 config 后再创建模型 - TrainContextBuilder 移除 neftune 设置(不再是其职责)
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@@ -63,7 +63,6 @@ class TrainContextBuilder:
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model = cfg.model_fn()
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model = model.to(device=device)
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model.embed_tokens.neftune_noise_alpha = cfg.neftune_alpha
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model_config = {}
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if self._resume_dir:
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