python is和==的区别，

python is和==的区别，

# is 比较的是内存地址   == 比较内容和数据类型
a = [1, 2, 3]
b = a
print(a is b)
print(a == b)

c = copy.deepcopy(a)
print(a is c)
print(a == c)
-------------
True
True
False
True

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