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[BugFix]Fix sync_params_buffers bug in DataParallel #38405

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Dec 27, 2021
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[BugFix]Fix sync_params_buffers bug in DataParallel #38405

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3 changes: 2 additions & 1 deletion python/paddle/fluid/dygraph/parallel.py
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Original file line number Diff line number Diff line change
Expand Up @@ -356,7 +356,8 @@ def sync_params_buffers(model,
src_rank=0,
is_model_parallel=False):
model_vars = []
for _, param in model.state_dict().items():
params_buffers = model.parameters() + model.buffers()
for param in params_buffers:
if not isinstance(param, core.VarBase):
raise TypeError("The data type of '%s' must be Varbase" %
param.name)
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