老师，我在训练中出现了以下问题 希望能得到您的解答

[Cherich-GL]

THCudaCheck FAIL file=/pytorch/torch/lib/THC/generic/THCStorage.cu line=58 error=2 : out of memory
Traceback (most recent call last):
File "train_pcnn.py", line 387, in
im_data.data.resize_(data[0].size()).copy_(data[0])
RuntimeError: cuda runtime error (2) : out of memory at /pytorch/torch/lib/THC/generic/THCStorage.cu:58
Exception ignored in: <bound method DataLoaderIter.del of <torch.utils.data.dataloader.DataLoaderIter object at 0x7fa71cadc7f0>>
Traceback (most recent call last):
File "/usr/local/lib/python3.5/dist-packages/torch/utils/data/dataloader.py", line 333, in del
File "/usr/local/lib/python3.5/dist-packages/torch/utils/data/dataloader.py", line 319, 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