code: def main(argv):
      if argv is None or len(argv) == 0:
          gen_wrappers(".")
      else:
          gen_wrappers(argv[0])
  
file_path: pytorch/third_party/generate-xnnpack-wrappers.py
imports: from __future__ import print_function
  import collections
  import os
  import sys
  import logging
label_desc: Use image node_id 4 for calling a global function with example usage: main(argv) without return types