Remove manual torch.no_grad and train eval mode in LightningModule
#1100
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aniketmaurya
commented
May 16, 2022
| self.accumulate_metrics(preds=preds) | ||
| self.train() | ||
| train_preds = self(xb, yb) | ||
| loss = loss_fn(train_preds, yb) |
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I wasn't able to understand why do we calculate training prediction here?
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Maybe the name is misleading , these are in fact validation preds. These are used to calculate validation loss and metrics
Codecov Report
@@ Coverage Diff @@
## master #1100 +/- ##
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Coverage 85.43% 85.44%
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Files 301 301
Lines 6600 6594 -6
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- Hits 5639 5634 -5
+ Misses 961 960 -1
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Continue to review full report at Codecov.
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Contributor
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Any idea why black formatting check might failing here? |
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PL LightningModule automatically sets train and eval mode and
torch.no_gradduring the training and validation steps.