【python----发轫之始】【实例化车类型】

ITxiaobaibai 2020-05-27

class Vehicle(object):
    trans_type = ‘SUV‘

    def __init__(self, size, speed):
        self.size = size
        self.__speed = speed

    def show_info(self):
        print("我所属的类型为:{0},速度为:{1}km/h,体积为:{2}".format(self.trans_type, self.__speed, self.size))

    def move(self):
        print("我已向前移动了50米!")

    def set_speed(self, new_speed):
        self.__speed = new_speed

    def get_speed(self):
        print("我的时速为:{0}".format(self.__speed))

    def speed_up(self):
        self.__speed += 10
        print("我的速度由{0}km/h提升到了{1}km/h".format(self.__speed - 10, self.__speed))

    def speed_down(self):
        self.__speed -= 15
        print("我的速度由{0}km/h下降到了{1}km/h".format(self.__speed + 15, self.__speed))


def transport_identify(name):
    if isinstance(name, Vehicle):
        print("类型匹配!")
    else:
        print("类型不匹配!")


if __name__ == ‘__main__‘:
    v = (3.6, 1.9, 1.75)
    car = Vehicle(v, 20)
    car.show_info()
    car.set_speed(40)
    car.get_speed()
    car.speed_up()
    car.speed_down()
    transport_identify(car)

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