tornado.py 文件源码

def send_request(self, request):
        method = request.method
        data = request.body
        headers = {'Content-Type': 'application/json'}
        future = TracebackFuture()

        def process_response_future(response):
            if response.exc_info() is not None:
                future.set_exc_info(response.exc_info())
            elif response.exception() is not None:
                future.set_exception(response.exception())
            else:
                result = response.result()
                code = result.code
                body = (result.body or b'').decode('utf8')
                future.set_result(process_response(code, body))

        request = tornado.httpclient.HTTPRequest(request.url, method=method, body=data, headers=headers, request_timeout=self.config.timeout)
        response_future = self.http.fetch(request, raise_error=False)
        response_future.add_done_callback(process_response_future)

        return future