def __init__(self, lookBack, lookForward):
        assert(0 > lookBack)
        assert(lookForward > 0)
        self.__lookBack = lookBack
        self.__lookForward = lookForward
        self.__values = np.empty((lookBack + lookForward + 1))
        self.__values[:] = np.NAN
dataset/ETHPy150Open gbeced/pyalgotrade/pyalgotrade/eventprofiler.py/Event.__init__/swapped operands of `>`