def portals_url(self):
        return self.__purl
Returns if the activity should be considered as seen at this moment
dataset/ETHPy150Open exosite-labs/pyonep/pyonep/portals/endpoints.py/Endpoints.portals_url--crossover with--dataset/ETHPy150Open tschellenbach/Stream-Framework/stream_framework/activity.py/AggregatedActivity.is_seen