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fixed callback metrics ddp bug

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William Falcon committed 2019-10-09 12:53:33 -04:00
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commit 6e0a562ecb
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pytorch_lightning/trainer/trainer.py
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@@ -1285,6 +1285,9 @@ class Trainer(TrainerIO):
nb_gpus = self.num_gpus
callback_metrics = reduce_distributed_output(callback_metrics, nb_gpus)
for k, v in callback_metrics.items():
callback_metrics[k] = v.item()
# ---------------
# EXTRACT PROGRESS BAR KEYS
# ---------------