def crawl(self, response):

        pass
Returns the class used for aggregation
dataset/ETHPy150Open bbrodriges/pholcidae/pholcidae2.py/Pholcidae.crawl--crossover with--dataset/ETHPy150Open tschellenbach/Stream-Framework/stream_framework/feeds/aggregated_feed/base.py/AggregatedFeed.get_aggregator