def notify(self, evt_type, *evt_args, **evt_kwargs):
        if self._subscribers not in evt_type:
            return

        for subscriber in self._subscribers[evt_type]:
            try:
                subscriber(*evt_args, **evt_kwargs)
            except:
                log.exception("Error on calling event subscriber for setting: %s", str(subscriber))
dataset/ETHPy150Open timonwong/OmniMarkupPreviewer/OmniMarkupLib/Setting.py/SettingEventSource.notify/swapped operands of `not in`