def blacked_out(self):
        """
        Return true if we are disconnected from the given node and can't
        re-establish a connection yet
        """
        if self.state is ConnectionStates.DISCONNECTED:
            return self.connection_delay() > 0
        return False

        Return true if we are disconnected from the given node and can't
        re-establish a connection yet
        
kafka/conn.py