创建型模式(三) 原型模式

# -*- coding:utf-8 -*-

import copy

class Person:
    ‘‘‘定义原型类,用于被复制‘‘‘
    def __init__(self):
        self.name = None
        self.sex = None
        self.age = None

    def run(self):
        print(‘name:%s, sex:%s, age:%s‘ %(self.name, self.sex, self.age))

class Prototype:
    ‘‘‘定义复制类,用于复制原型类,并更新类中的属性‘‘‘
    def __init__(self, obj):
        ‘‘‘接收需要复制的类名,并实例化成对象‘‘‘
        self.obj = obj()

    def clone(self, **kwargs):
        ‘‘‘深拷贝原型类,并更新参数‘‘‘
        copy_obj = copy.deepcopy(self.obj)
        copy_obj.__dict__.update(kwargs)
        return copy_obj


test = Prototype(Person)
p1 = test.clone(name=‘Mike‘, sex=‘Male‘, age=20)
p2 = test.clone(name=‘Lucy‘, sec=‘Female‘, age=18)

p1.run()
p2.run()