错误内容:
Exception ignored in: >
Traceback (most recent call last):
File "/home/omnisky/.local/lib/python3.5/site-packages/torch/utils/data/dataloader.py", line 399, in del
File "/home/omnisky/.local/lib/python3.5/site-packages/torch/utils/data/dataloader.py", line 378, in _shutdown_workers
File "/usr/lib/python3.5/multiprocessing/queues.py", line 345, in get
File "", line 969, in _find_and_load
File "", line 954, in _find_and_load_unlocked
File "", line 887, in _find_spec
TypeError: 'NoneType' object is not iterable
(https://img-ask.csdn.net/upload/201910/08/1570495131_689106.png)