def METHOD_NAME():
    # Parse options
    import argparse
    parser = argparse.ArgumentParser(description="Phonopy bandplot command-line-tool")
    parser.add_argument(
        "-i",
        dest="filename_in",
        metavar="FILE_IN",
        default=None,
        help="Input crystal structure filename",
    )
    parser.add_argument(
        "-o",
        dest="filename_out",
        metavar="FILE_OUT",
        default=None,
        help="Output crystal structure filename",
    )
    parser.add_argument(
        "--calcin",
        dest="calculator_in",
        metavar="CALC_IN",
        default=None,
        help="Input calculator format",
    )
    parser.add_argument(
        "--calcout",
        dest="calculator_out",
        metavar="CALC_OUT",
        default=None,
        help="Output calculator format",
    )
    return parser.parse_args()