Update modeling_gpt_refact.py

modeling_gpt_refact.py

@@ -337,10 +337,6 @@ class GPTRefactPreTrainedModel(PreTrainedModel):
         elif isinstance(module, LayerNormNoBias):
             module.weight.data.fill_(1.0)
 
-    def _set_gradient_checkpointing(self, module, enable=False):
-        if isinstance(module, GPTRefactModel):
-            module.gradient_checkpointing = enable
-
 
 class GPTRefactModel(GPTRefactPreTrainedModel):