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[zero]support no_sync method for zero1 plugin (#4138)

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* support no sync for zero1 plugin

* polish

* polish
This commit is contained in:
LuGY
2023-07-04 12:00:33 +08:00
committed by Hongxin Liu
parent c6ab96983a
commit 79cf1b5f33
8 changed files with 45 additions and 49 deletions
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colossalai/booster/plugin/torch_ddp_plugin.py
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@@ -168,6 +168,6 @@ class TorchDDPPlugin(DPPluginBase):
def get_checkpoint_io(self) -> CheckpointIO:
return TorchDDPCheckpointIO()
def no_sync(self, model: nn.Module) -> Iterator[None]:
def no_sync(self, model: nn.Module, optimizer: OptimizerWrapper) -> Iterator[None]:
assert isinstance(model, TorchDDPModel), 'Model is not boosted by TorchDDPPlugin.'
return model.module.no_sync()