code: def delete_trigger(self, trigger):
          
          assert trigger is not None
          assert isinstance(trigger.id, str), "Value must be a string"
          status, _ = self.http_client.delete(
              NAMED_TRIGGER_URI % trigger.id,
              params={'appid': self.API_key},
              headers={'Content-Type': 'application/json'})
docs: Deletes from the Alert API the trigger record identified by the ID of the provided
          `pyowm.alertapi30.trigger.Trigger`, along with all related alerts
  
          :param trigger: the `pyowm.alertapi30.trigger.Trigger` object to be deleted
          :type trigger: `pyowm.alertapi30.trigger.Trigger`
          :returns: `None` if deletion is successful, an exception otherwise