def __send_exc_clear(self, log_if_exc_set=None):
        """Clear send exception and time. If exception was previously was set, optionally log log_if_exc_set at INFO
        level.
        """
        if not (log_if_exc_set is None or self.__send_exc is None):
            logger.info(log_if_exc_set)
        self.__send_exc_time = None
        self.__send_exc = None
Clear send exception and time. If exception was previously was set, optionally log log_if_exc_set at INFO
        level.