摘要: new 方法实现单列模式思考 ~~~ class Single: _single = None _single_only = None def __init__(self, value): self.v = value print(self.v) def __new__(cls, args, kwa 阅读全文
posted @ 2018-09-21 00:14 G1733 阅读(556) 评论(0) 推荐(0) 编辑