def METHOD_NAME():
    """the main driver"""
    parser = argparse.ArgumentParser()
    parser.add_argument("-o", type=str, default=None,
                        help="output directory for the generated files")
    parser.add_argument("input_file", type=str, nargs=1,
                        help="input file containing the list of parameters we will define")
    args = parser.parse_args()
    parse_params(args.input_file[0], args.o)