code: def BatchNormLayer(*args, **kwargs):
      raise NonExistingLayerError(
          "BatchNormLayer(x, is_train=True, name='a') --> BatchNorm(name='a')(x, is_train=True)"
          + __log__
      )
  
label_desc: Use image node_id 30 for calling a global function with example usage: BatchNormLayer() without return types