#carexample7.py
class Car:
    __mileage_units = "Mi"
    def __init__(self, col, mil):
        self.__color = col
        self.__mileage = mil

    def __str__(self):
        return f"car with color {self.color} and mileage {self.mileage}"

    @property
    def color(self):
        return self.__color

    @property
    def mileage(self):
        return self.__mileage

    @mileage.setter
    def mileage (self, new_mil):
            self.__mileage = new_mil


if __name__ == "__main__":
    car = Car ("blue", 1000)

    print (car)
    print (car.color)
    print(car.mileage)
    car.mileage = 2000
    print (car.color)
    print(car.mileage)