- self.trigger_list = trigger_list
- if trigger_list is None:
- self.trigger_list = []
- self.page_queue = set(())
+ self.trigger_list: List[trigger.trigger] = []
+ if trigger_list is not None:
+ self.trigger_list.extend(trigger_list)
+ self.page_queue: Set[Tuple[str, int]] = set(())