摘要: 一、判断对象类型 not isinstance(self.max_length, int) or isinstance(self.max_length, bool) orself.max_length <= 0)二、判断对象是否为空 if self.max_length is None: retur 阅读全文
posted @ 2021-01-29 15:00 石棠 阅读(180) 评论(0) 推荐(0)