code: def cli_main():
      parser = get_parser()
      args = parser.parse_args()
      main(args)
  
file_path: gluon-nlp/docs/model_zoo/datasets/pretrain_corpus/prepare_openwebtext.py
imports: import os
  import re
  import time
  import random
  import tarfile
  import argparse
  import functools
  import multiprocessing
label_desc: Use image node_id 4 for calling a global function with example usage: cli_main() without return types