记录错误

    import logging

    def foo(s):
        return 10 / int(s)

    def bar(s):
        return foo(s) * 2

    def main():
        try:
            bar('0')
        except Exception as e:
            logging.exception(e)

    main()
    print('END')   #一样是出错，但程序打印完错误信息后会继续执行，并正常退出