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[fix bug] add optimizer.zero_grad() in kws/utils/executor.py (#72) (#73)

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* fix bug in kws/utils/executor.py (#72)

* [fix bug] add zero_grad() above backward() in kws/utils/executor.py (#72)
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胡大炮 2022-06-05 22:39:26 +08:00 committed by GitHub
parent 41a3432198
commit 141d40704f
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kws/utils/executor.py
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@ -46,6 +46,7 @@ class Executor:
logits = model(feats)
loss_type = args.get('criterion', 'max_pooling')
loss, acc = criterion(loss_type, logits, target, feats_lengths)
optimizer.zero_grad()
loss.backward()
grad_norm = clip_grad_norm_(model.parameters(), clip)
if torch.isfinite(grad_norm):