def fill_arrays(self, start, stop):
        arr_f8 = numpy.arange(start, stop, dtype='float64')
        arr_i4 = numpy.arange(start, stop, dtype='int32')
        if self.userandom:
            arr_f8 += numpy.random.normal(0, stop * self.scale,
                                          size=start - stop)
            arr_i4 = numpy.array(arr_f8, dtype='int32')
        return arr_i4, arr_f8
dataset/ETHPy150Open PyTables/PyTables/bench/indexed_search.py/DB.fill_arrays/swapped operands of `-`