python之私有属性和私有方法

__属性为私有属性

在对象内部可以访问，外部不可访问

同样加__方法，为私有方法

class Women:
    def __init__(self,name):
        self.name=name
        self.__age=18
    def __secret(self):
        print("%s的年龄是%d"%(self.name,self.__age))

xiaofang=Women("小芳")
print(xiaofang.__age)
xiaofang.__secret()
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D:\Anaconda\python.exe D:/Pycharm/PycharmProjects/python面向对象基础/k09_私有属性和私有方法.py
Traceback (most recent call last):
  File "D:/Pycharm/PycharmProjects/python面向对象基础/k09_私有属性和私有方法.py", line 9, in <module>
    print(xiaofang.__age)
AttributeError: 'Women' object has no attribute '__age'

Process finished with exit code 1