block multi-GPU processing with PyTorch 1.2+ to avoid [pytorch/pytorch#21108]

Emrys365 · Emrys365 · commit 40ebcb15be94 · 2019-11-13T01:00:56.000+08:00
diff --git a/espnet/bin/asr_train.py b/espnet/bin/asr_train.py
@@ -15,6 +15,7 @@
 
 import configargparse
 import numpy as np
+import torch
 
 from espnet.utils.cli_utils import strtobool
 from espnet.utils.training.batchfy import BATCH_COUNT_CHOICES
