pytorch错误：RuntimeError: received 0 items of ancdata解决

https://www.cnblogs.com/zhengbiqing/p/10478311.html

https://blog.csdn.net/chen1234520nnn/article/details/103935825

 

https://github.com/pytorch/pytorch/issues/973

1）修改多线程的tensor方式为file_system（默认方式为file_descriptor，受限于open files数量）：

#训练python脚本中import torch后，加上下面这句。 
torch.multiprocessing.set_sharing_strategy('file_system')