def METHOD_NAME():
    parser = argparse.ArgumentParser()
    parser.add_argument('--json', type=str, help="Input JSON file")
    parser.add_argument('--sdf', type=str, help="SDF files output directory")
    args = parser.parse_args()
    with OpenSafeFile(args.json, 'r') as fp:
        timings = json.load(fp)
    produce_sdf(timings, args.sdf)