How to use the gsd.version.__version__ function in gsd

choices=['hoomd', 'none'],
                             help="The file schema.")
    parser_read.add_argument(
        '-m',
        '--mode',
        type=str,
        default='rb',
        choices=['rb', 'rb+', 'wb', 'wb+', 'xb', 'xb+', 'ab'],
        help="The file mode.")
    parser_read.set_defaults(func=main_read)

    # This is a hack, as argparse itself does not
    # allow to parse only --version without any
    # of the other required arguments.
    if '--version' in sys.argv:
        print('gsd', __version__)
        sys.exit(0)

    args = parser.parse_args()

    if not hasattr(args, 'func'):
        parser.print_usage()
        sys.exit(2)
    try:
        args.func(args)
    except KeyboardInterrupt:
        _print_err()
        _print_err("Interrupted.")
        if args.debug:
            raise
        sys.exit(1)
    except RuntimeWarning as warning:

})
        attributes.update({"Number of frames": len(traj)})
    else:
        if args.mode not in ['rb', 'rb+', 'ab']:
            raise ValueError("Unsupported schema for creating a file.")
        handle = fl.open(args.file, args.mode)
        local_ns.update({
            'handle': handle,
        })

    extras = "\n".join(
        "{}: {}".format(key, val) for key, val in attributes.items())

    code.interact(local=local_ns,
                  banner=SHELL_BANNER.format(python_version=sys.version,
                                             gsd_version=__version__,
                                             fn=args.file,
                                             extras=extras + "\n"))