code: def parse_args(argv=None):
      parser = argparse.ArgumentParser(
          prog="torchvision.prototype.datasets.generate_category_files.py"
      )
  
      parser.add_argument(
          "names",
          nargs="*",
          type=str,
          help="Names of datasets to generate category files for. If omitted, all datasets will be used.",
      )
      parser.add_argument(
          "-f",
          "--force",
          action="store_true",
          help="Force regeneration of category files.",
      )
  
      args = parser.parse_args(argv or sys.argv[1:])
  
      if not args.names:
          args.names = datasets.list_datasets()
  
      return args
  
imports: import argparse
  import csv
  import sys
  from torchvision.prototype import datasets
  from torchvision.prototype.datasets.utils._internal import BUILTIN_DIR
label_desc: Use image node_id 2 for calling a global function with example usage: parse_args(argv) and returns: args