fix bug for load pretrained sharded model when train with lora #8360
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ZHUI
reviewed
May 7, 2024
| @@ -521,6 +521,22 @@ def load_state_dict_from_checkpoint(self, resume_from_checkpoint=None): | |||
| state_dict = self.load_state_dict_from_checkpoint_with_reshard(resume_from_checkpoint) | |||
| if self.args.bf16: | |||
| state_dict = self.recover_params_from_master_weights(state_dict) | |||
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| for p in self.model.parameters(): | |||
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当时只是调通 lora 了, 确实没注意, 我再完善一下...
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PR types
Bug fixes
PR changes
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Description
When train the lora model and load from full-parameter pretrained sharded model, we need to delete the fixed parameter in optimizer.