code: def parse_command_line():
      
      parser = argparse.ArgumentParser(
          prog='csp_pulsar_sender',
          description='Send fake pulsar data using ftp protocol.')
      parser.add_argument('config_file', type=argparse.FileType('r'),
                          help='JSON configuration file.')
      parser.add_argument('-v', '--verbose', help='Enable verbose messages.',
                          action='store_true')
      parser.add_argument('-p', '--print_settings', help='Print settings file.',
                          action='store_true')
      return parser.parse_args()
docs: Parse command line arguments.