code: def _test():
      """
      A simple test to verify the tensor sizes
      """
      conv2d = Conv2d(10, 20, 5)
      from labml.logger import inspect
  
      inspect(conv2d.weight)
      import torch
  
      inspect(conv2d(torch.zeros(10, 10, 100, 100)))
  
file_path: annotated_deep_learning_paper_implementations/labml_nn/normalization/weight_standardization/conv2d.py
imports: import torch
  import torch.nn
  from torch.nn import functional
  from labml_nn.normalization.weight_standardization import weight_standardization
label_desc: Use image node_id 1 for calling a global function with example usage: _test() without return types