#!/usr/bin/env python # -*- encoding: utf-8 -*- """ Topic: 不使用__init__方法初创建对象 Desc : """ class Date: def __init__(self, year, month, day): self.year = year self.month = month self.day = day data = {'year': 2012, 'month': 8, 'day': 29} d = Date.__new__(Date) for key, value in data.items(): setattr(d, key, value) print(d.year, d.month, d.day) from time import localtime class Date: def __init__(self, year, month, day): self.year = year self.month = month self.day = day @classmethod def today(cls): d = cls.__new__(cls) t = localtime() d.year = t.tm_year d.month = t.tm_mon d.day = t.tm_mday return d