handler.py 文件源码

def _handle_request(self, handler_def, **kwargs):
        """A generic HTTP method handler."""
        if not handler_def:
            raise MethodNotAllowedError()

        handler = handler_def.handler
        kwargs.update(self._get_query_args(handler_def))
        self._cast_args(handler, kwargs)
        self._parse_and_update_body(handler_def)
        if inspect.iscoroutinefunction(handler):
            resp = await handler(self.request, **kwargs)
        else:
            self.log.warning("'%s' is not a coroutine!", handler_def.handler)
            resp = handler(self.request, **kwargs)

        if resp:
            self._write_response(resp, handler_def)