code: def exit_ok(self, message, exit_code=None):
          
          logger.info("Exiting...")
          if message:
              logger.info("-----")
              logger.error("Exit message: %s", message)
              logger.info("-----")
  
          self.request_stop()
  
          if exit_code is not None:
              exit(exit_code)
docs: Log a message and exit
  
          :param exit_code: if not None, exit with the provided value as exit code
          :type exit_code: int
          :param message: message for the exit reason
          :type message: str
          :return: None