Python_深拷贝&浅拷贝

深拷贝&浅拷贝

#encoding=utf-8
import copy

a = [1, 2, 3, 4, 5, ['a', 'b']]  # 原始对象

b = a  # 赋值，传对象的引用

c = copy.copy(a)  # 对象拷贝，浅拷贝

d = copy.deepcopy(a)  # 对象拷贝，深拷贝

a.append(6)  # 修改对象a

a[5].append('c')  # 修改对象a中的['a', 'b']数组对象

print ('a = ', a)
print ('b = ', b)
print ('c = ', c)

print ('d = ', d)