深浅拷贝--day14-02

#1 
husband =['xiaohu',123,[15000,9000]]
wife = husband.copy()
print(husband)
print(wife)
#2
wife[0]='xiaopang'
print(husband)
print(wife)
#3
wife[1]='315'
print(husband)
print(wife)
#4
husband[2][1] -=3000
print(husband)
print(wife)

　

代码可能让新人头昏，于是我画了个图。

　

 深拷贝：全部克隆，深拷贝需要一个单独的模块copy。 　　　　copy.copy() #shallow浅拷贝       copy.deepcopy() #深拷贝

浅拷贝：只拷贝第一层