shell_utils.py 文件源码

def start(self, run_args=None):
        """ Starts a command and registers single handlers.

        Args:
            run_args (:class:`list`): the list of run arguments. If None we use sys.argv[1:].
        """
        if run_args is None:
            run_args = sys.argv[1:]

        parser = self._get_arg_parser()
        argcomplete.autocomplete(parser)

        if self.parse_unknown_args:
            args, unknown = parser.parse_known_args(run_args)
            self.run(args, unknown)
        else:
            args = parser.parse_args(run_args)
            self.run(args, {})