nTensor5.py

import torch

batch1= torch.zeros(64, 3, 100, 100, names=('N', 'C', 'H', 'W'))
batch2 = torch.zeros(64, 3, 100, 100, names=('N', 'C', 'H', 'W'))
batch3 = torch.zeros(64, 3, 100, 100)
batch4 = torch.zeros(64, 3, 100, 100)
batch5 = torch.zeros(64, 3, 100, 100, names=('N', 'C', 'W', 'H'))

#Name tuple strings are equal so name matches
res1 = batch1 + batch2 
#Name of one of the inputs (batch3) is None so matches 
res2 = batch1 + batch3 
#Name of both the inputs are None so matches
res2 = batch3 + batch4 
#Name tuple strings are not equal so no name match and error
res3 = batch1 + batch5