查看tensor维度
for b in range(imgs.size()[1]):
print(imgs.shape) # torch.Size([3, 64, 120, 120])
print(imgs.shape[0])
print(imgs.shape[1])
print(imgs.shape[2])
print(imgs.size()) # torch.Size([3, 64, 120, 120])
print(imgs.size()[0])
print(imgs.size()[1])
print(imgs.size()[2])
torch.Size([3, 64, 120, 120])
3
64
120
torch.Size([3, 64, 120, 120])
3
64
120