code: def parse_response(self, block=True, timeout=0):
          "Parse the response from a publish/subscribe command"
          connection = self.connection
          if connection is None:
              raise RuntimeError(
                  'pubsub connection not set: '
                  'did you forget to call subscribe() or psubscribe()?')
          if not block and not connection.can_read(timeout=timeout):
              return None
          return self._execute(connection, connection.read_responsef parse_response(self, block=True, timeout=0):
          "Parse the response from a publish/subscribe command"
          connection = self.connection
          if connection is None:
              raise RuntimeError(
                  'pubsub connection not set: '
                  'did you forget to call subscribe() or psubscribe()?')
          if not block and not connection.can_read(timeout=timeout):
              return None
          return self._execute(connection, connection.read_response)
docs: Parse the response from a publish/subscribe command