def _get_level(self):
        if not hasattr(self, '_level'):
            self._level = getattr(settings, 'MESSAGE_LEVEL', constants.INFO)
        return self._level
initialize broker class
dataset/ETHPy150Open AppScale/appscale/AppServer/lib/django-1.5/django/contrib/messages/storage/base.py/BaseStorage._get_level--crossover with--dataset/ETHPy150Open cmorgan/trading-with-python/lib/interactivebrokers.py/Broker.__init__