def check_to_attr(self, obj, attr):
        return True
Removes the activities from the notification feed and marks them as read/seen.
dataset/ETHPy150Open evennia/evennia/evennia/commands/default/building.py/CmdCpAttr.check_to_attr--crossover with--dataset/ETHPy150Open tschellenbach/Stream-Framework/stream_framework/feeds/notification_feed/base.py/BaseNotificationFeed.remove_many_aggregated