arguments.py 文件源码

def _unpack_argument(self, value):
        service_name = self._operation_model.service_model.service_name
        operation_name = xform_name(self._operation_model.name, '-')
        override = self._emit_first_response('process-cli-arg.%s.%s' % (
            service_name, operation_name), param=self.argument_model,
            cli_argument=self, value=value)
        if override is not None:
            # A plugin supplied an alternate conversion,
            # use it instead.
            return override
        else:
            # Fall back to the default arg processing.
            return unpack_cli_arg(self, value)