How to use the zdict.constants function in zdict

def get_args():
    # parse args
    parser = ArgumentParser(prog='zdict')

    parser.add_argument(
        'words',
        metavar='word',
        type=str,
        nargs='*',
        help='Words for searching its translation'
    )

    parser.add_argument(
        "-v", "--version",
        action="version",
        version='%(prog)s-' + constants.VERSION
    )

    parser.add_argument(
        "-d", "--disable-db-cache",
        default=False,
        action="store_true",
        help="Temporarily not using the result from db cache.\
              (still save the result into db)"
    )

    parser.add_argument(
        "-t", "--query-timeout",
        type=float,
        default=5.0,
        action="store",
        help="Set timeout for every query. default is 5 seconds."

def get_args():
    # parse args
    parser = ArgumentParser(prog='zdict')

    parser.add_argument(
        'words',
        metavar='word',
        type=str,
        nargs='*',
        help='Words for searching its translation'
    )

    parser.add_argument(
        "-v", "--version",
        action="version",
        version='%(prog)s-' + constants.VERSION
    )

    parser.add_argument(
        "-d", "--disable-db-cache",
        default=False,
        action="store_true",
        help="Temporarily not using the result from db cache.\
              (still save the result into db)"
    )

    parser.add_argument(
        "-t", "--query-timeout",
        type=float,
        default=5.0,
        action="store",
        help="Set timeout for every query. default is 5 seconds."