nicknym.py 文件源码

def _fetch_and_handle_404_from_nicknym(self, uri):
        """
        Send a GET request to C{uri} containing C{data}.

        :param uri: The URI of the request.
        :type uri: str

        :return: A deferred that will be fired with GET content as json (dict)
        :rtype: Deferred
        """

        def check_code(response):
            if response.code == NOT_FOUND:
                message = ' %s: Key not found. Request: %s' \
                          % (response.code, uri)
                self.log.warn(message)
                raise KeyNotFound(message), None, sys.exc_info()[2]
            if response.code == SERVICE_UNAVAILABLE:
                message = ' %s: Service unavailable (maybe in maintenance).' \
                          'Request: %s' % (response.code, uri)
                self.log.warn(message)
                raise KeyNotFound(message), None, sys.exc_info()[2]
            if response.code == BAD_GATEWAY:
                message = ' %s: Bad gateway. Request: %s. Response: %s' \
                          % (response.code, uri, response)
                self.log.warn(message)
                raise KeyNotFound(message), None, sys.exc_info()[2]
            return response

        d = self._async_client_pinned.request(str(uri), 'GET',
                                              callback=check_code)
        d.addCallback(client.readBody)
        return d