对象的深浅拷贝

#!/usr/bin/env python
# -*- coding: utf-8 -*-
# author：albert time:2019/4/19 0019

import copy


class MobilePhone:

    def __init__(self,cpu,screen):
        self.cpu = cpu
        self.screen = screen


class Cpu:
    pass


class Screen:
    pass

c1 = Cpu()
s1 = Screen()
m1 = MobilePhone(c1,s1)
#子对象是相同的
m2 = copy.copy(m1)
#子对象是不同de
m3 = copy.deepcopy(m1)

print(m1,m1.cpu,m1.screen)
print(m2,m2.cpu,m2.screen)
print(m3,m3.cpu,m3.screen)