code: def base_multinode_parser():
      
      base_parser = ArgumentParser(add_help=False)
  
      base_parser.add_argument(
          'urls',
          type=str,
          nargs='+',
          help="The URLs of the validator's REST APIs of interest, separated by"
          " commas or spaces. (no default)")
      base_parser.add_argument(
          '--users',
          type=str,
          action='append',
          metavar='USERNAME[:PASSWORD]',
          help='Specify the users to authorize requests, in the same order as '
          'the URLs, separate by commas. Passing empty strings between commas '
          'is supported.')
  
      return base_parser
docs: Creates a parser with arguments specific to sending HTTP requests
      to multiple REST APIs.
  
      Returns:
          {ArgumentParser}: Base parser with default HTTP args