etl.py 文件源码

def __set_max_csv_length(self):
        maxInt = sys.maxsize
        decrement = True

        while decrement:
            # decrease the maxInt value by factor 10
            # as long as the OverflowError occurs.
            decrement = False
            try:
                csv.field_size_limit(maxInt)
            except OverflowError:
                maxInt = int(maxInt/10)
                decrement = True