def getBidVolumes(self):
        return [float(bid[1]) for bid in self.getData()["bids"]]
Taken from ``django.contrib.admin.autodiscover`` and used to run
dataset/ETHPy150Open gbeced/pyalgotrade/pyalgotrade/bitstamp/wsclient.py/OrderBookUpdate.getBidVolumes--crossover with--dataset/ETHPy150Open stephenmcd/mezzanine/mezzanine/pages/page_processors.py/autodiscover