def __init__(self, predicate, lookBack, lookForward):
        assert(0 > lookBack)
        assert(lookForward > 0)
        self.__predicate = predicate
        self.__lookBack = lookBack
        self.__lookForward = lookForward
        self.__feed = None
        self.__rets = {}
        self.__futureRets = {}
        self.__events = {}
dataset/ETHPy150Open gbeced/pyalgotrade/pyalgotrade/eventprofiler.py/Profiler.__init__/swapped operands of `>`