class Person:
    def __init__(self, n, s):
        self.__name = n
        self.surname = s

    @property
    def name(self):
        return self.__name

    @name.setter
    def name(self, new_name):
        self.__name = new_name


    def printy(self):
        print(self.__name, self.surname)


p1 = Person("Sam", "Baker")

p1.name = "loh"

p1.printy()