def get_aggregator(self):
        aggregator = self.aggregator_class(
            self.aggregated_activity_class, self.activity_class)
        return aggregator
Return the volume's filesystem.
dataset/ETHPy150Open tschellenbach/Stream-Framework/stream_framework/feeds/aggregated_feed/base.py/AggregatedFeed.get_aggregator--crossover with--dataset/ETHPy150Open ClusterHQ/flocker/flocker/volume/service.py/Volume.get_filesystem