docs: def get_parser():
      """Return the parser object for this script."""
      from argparse import ArgumentParser, ArgumentDefaultsHelpFormatter
      parser = ArgumentParser(description=__doc__,
                              formatter_class=ArgumentDefaultsHelpFormatter)
      parser.add_argument("-i", "--id", dest="id", default=292293,
                          type=int,
                          help="which RAW_DATA_ID do you want?")
      parser.add_argument("--mysql", dest="mysql", default='mysql_online',
                          help="which mysql configuration should be used?")
      parser.add_argument("-m", "--model",
                          dest="model",
                          help="where is the model folder (with a info.yml)?",
                          metavar="FOLDER",
                          type=lambda x: utils.is_valid_folder(parser, x),
                          default=utils.default_model())
      parser.add_argument("-l", "--list",
                          dest="list",
                          help="list all raw data IDs / symbol IDs",
                          action='store_true',
                          default=False)
      parser.add_argument("-s", "--server",
                          dest="server",
                          help="contact the MySQL server",
                          action='store_true',
                          default=False)
      parser.add_argument("-r", "--raw",
                          dest="show_raw",
                          help="show the raw recording (without preprocessing)",
                          action='store_true',
                          default=False)
      return parser