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Lightning-AI · May 5, 2020 · 6e805a0 · 6e805a0
1 parent b5ff528
commit 6e805a0
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/pytorch_lightning/trainer/data_loading.py b/pytorch_lightning/trainer/data_loading.py
@@ -219,7 +219,7 @@ def _reset_eval_dataloader(self, model: LightningModule, mode: str) -> Tuple[int
                     ' this off for validation and test dataloaders.')
 
         # add samplers
-        dataloaders = [self.auto_add_sampler(dl, train=False) for dl in dataloaders if dl != None]
+        dataloaders = [self.auto_add_sampler(dl, train=False) for dl in dataloaders if dl is not None]
 
         num_batches = 0