code: def remove_weight_norm(self):
      for block, shortcut in zip(self.blocks, self.shortcuts):
          nn.utils.remove_weight_norm(block[2])
          nn.utils.remove_weight_norm(block[4])
          nn.utils.remove_weight_norm(shortcut)
  
imports: from torch import nn
  from torch.nn.utils import weight_norm
label_desc: Use image node_id 3 for calling the ResidualStack obj's underlying member method code with example usage: obj.remove_weight_norm() without return types