@Commands.command(
        'help',
        help=[
            'Show usage information for commands.',
            '  help           : Show brief description for all commands.',
            '  help -v        : Show full usage information for all commands.',
            '  help <command> : Show full usage information for <command>.',
        ],
        arguments=(
            Commands.Argument('command', help='name of command to look up', nargs='?'),
            Commands.Argument('-v', '--verbose', action='store_true', help='Display all options of all commands.'),
        ),
    )
    def do_help_command(self, args):
        print >>self.stdout, CODALAB_VERSION % 'CodaLab CLI version %s'
        if args.command:
            self.do_command([args.command, '--help'])
            return
        print >>self.stdout, Commands.help_text(args.verbose)
dataset/ETHPy150Open codalab/codalab-cli/codalab/lib/bundle_cli.py/BundleCLI.do_help_command/swapped operands of `%`