"""
Ejercicio
"""

# Incorrecto


class Bird:
    def fly(self):
        return "Flying"


class Chicken(Bird):
    def fly(self):
        raise Exception("Los pollos no vuelan")


# bird = Bird()
# bird.fly()
# chicken = Chicken()
# chicken.fly()

# Correcto

class Bird:
    def move(self):
        return "Moving"


class Chicken(Bird):
    def move(self):
        return "Walking"


bird = Bird()
print(bird.move())
chicken = Chicken()
print(chicken.move())

bird = Chicken()
print(bird.move())
chicken = Bird()
print(chicken.move())

"""
Extra
"""


class Vehicle:

    def __init__(self, speed=0):
        self.speed = speed

    def accelerate(self, increment):
        self.speed += increment
        print(f"Velocidad: {self.speed} Km/h")

    def brake(self, decrement):
        self.speed -= decrement
        if self.speed <= 0:
            self.speed = 0
        print(f"Velocidad: {self.speed} Km/h")


class Car(Vehicle):
    def accelerate(self, increment):
        print("El coche está acelerando")
        super().accelerate(increment)

    def brake(self, decrement):
        print("El coche está frenando")
        super().brake(decrement)


class Bicycle(Vehicle):
    def accelerate(self, increment):
        print("La bicicleta está acelerando")
        super().accelerate(increment)

    def brake(self, decrement):
        print("La bicicleta está frenando")
        super().brake(decrement)


class Motorcycle(Vehicle):
    def accelerate(self, increment):
        print("La moto está acelerando")
        super().accelerate(increment)

    def brake(self, decrement):
        print("La moto está frenando")
        super().brake(decrement)


def test_vehicle(vehicle):
    vehicle.accelerate(2)
    vehicle.brake(1)


car = Car()
bicycle = Bicycle()
motorcycle = Motorcycle()

test_vehicle(car)
test_vehicle(bicycle)
test_vehicle(motorcycle)