code: def add_arguments(self, parser):
          
          parser.add_argument(
              '--start', '-s',
              default=0,
              type=int,
              help=u"The Submission.id at which to begin updating rows. 0 by default."
          )
          parser.add_argument(
              '--chunk', '-c',
              default=1000,
              type=int,
              help=u"Batch size, how many rows to update in a given transaction. Default 1000.",
          )
          parser.add_argument(
              '--wait', '-w',
              default=2,
              type=int,
              help=u"Wait time between transactions, in seconds. Default 2.",
          )
docs: Add arguments to the command parser.
  
          Uses argparse syntax.  See documentation at
          https://docs.python.org/3/library/argparse.html.