设计模式python实现02-单例模式 发表于 2018-09-26 | 分类于 design pattern | 阅读次数: 字数统计: 23 | 阅读时长 ≈ 1 1234567class Borg(object): _state = {} def __new__(cls, *args, **kwargs): ob = super().__new__(cls, *args, **kwargs) ob.__dict__ = cls._state return ob