code: def _wait_new_conf(self):
          
          with self.app.conf_lock:
              logger.debug("My Arbiter wants me to wait for a new configuration.")
              # Clear can occur while setting up a new conf and lead to error.
              self.app.schedulers.clear()
              self.app.cur_conf = {}
docs: Ask the daemon to drop its configuration and wait for a new one
  
          :return: None