class Person: def __init__(self, name, age): self.name = name self.__age = age def get_age(self): return self.__age def set_age(self, age): if age > 0: self.__age = age else: print("Age must be positive") p1 = Person("Tobias", 25) print(p1.get_age()) p1.set_age(26) print(p1.get_age())