SUMIN/HuggingFace_transformer
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fixing error in isnan test for optimizer_on_cpu & fp16

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thomwolf
2018-11-15 21:49:12 +01:00
parent 8513741b57
commit 02173a1a0a
1 changed files with 8 additions and 5 deletions
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run_squad.py
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@@ -688,11 +688,14 @@ def set_optimizer_params_grad(named_params_optimizer, named_params_model, test_n
if name_opti != name_model: if name_opti != name_model:
logger.error("name_opti != name_model: {} {}".format(name_opti, name_model)) logger.error("name_opti != name_model: {} {}".format(name_opti, name_model))
raise ValueError raise ValueError
if param_model.grad is not None:
if test_nan and torch.isnan(param_model.grad).sum() > 0: if test_nan and torch.isnan(param_model.grad).sum() > 0:
is_nan = True is_nan = True
if param_opti.grad is None: if param_opti.grad is None:
param_opti.grad = torch.nn.Parameter(param_opti.data.new().resize_(*param_opti.data.size())) param_opti.grad = torch.nn.Parameter(param_opti.data.new().resize_(*param_opti.data.size()))
param_opti.grad.data.copy_(param_model.grad.data) param_opti.grad.data.copy_(param_model.grad.data)
else:
param_opti.grad = None
return is_nan return is_nan
def main(): def main():