import logging  import click  DEFAULT_FORMATTER = '%(asctime)s[%(filename)s:%(lineno)d][%(levelname)s]:%(message)s' logging.basicConfig(format=DEFAULT_FORMATTER, level=logging.INFO)   @click.group(invoke_without_command=True) @click.option('--limit', type=int, default=5) @click.option('--chunk-size', type=int, default=5) @click.option('-vvv', is_flag=True) @click.option('--debug', envvar='DEBUG', default=False, help='debug mode') @click.pass_context def cli(ctx, **kwargs):     if kwargs.get('debug'):         logging.basicConfig(format=DEFAULT_FORMATTER, level=logging.DEBUG)      ctx.obj = kwargs     if ctx.invoked_subcommand is None:         ctx.invoke('index')   @cli.command() @click.option('-a') @click.pass_context def index(ctx, **kwargs):     kwargs.update(ctx.obj)     print(kwargs)   @cli.command() @click.option('-b') @click.pass_context def test(ctx, **kwargs):     kwargs.update(ctx.obj)     print(kwargs)   if __name__ == '__main__':     cli()           python3 test.py -vvv test 这样是可以的  python3 test.py test -vvv   这样提示找不到选项 怎样支持这种命令