python 属性封装

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#封装 

class Person:
    def __init__(self,name,passwd):
        self.name=name
        self.__passwd=passwd
        
    def get_pwd(self):
        return self.__passwd
        
Jack=Person("Jack","abc123")

print(Jack._Person__passwd)
print(Jack.get_pwd())

F:pythonkaifapython_learning20191>python 封装.py
abc123
abc123

　　

#封装 

class Person:
#静态属性也可以私有
    __key=123
    def __init__(self,name,passwd):
        self.name=name
        self.__passwd=passwd
    #私有方法
    def __get_pwd(self):
        print(self.__dict__)
        return self.__passwd
        
    def login(self):
        self.__get_pwd()
        
Jack=Person("Jack","abc123")

#print(Jack._Person__passwd)
#print(Jack.get_pwd())
Jack.login()