Python Overriding Methods, Polymorphism Basics - Python programming for beginners.
Python polymorphism - In this video I explain polymorphism and what it is and how to use it
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class Vehicle:
def __init__(self, name, speed):
self.name = name
self.speed = speed
def acceleration(self):
self.speed += 5
def brake(self):
self.speed -= 5
class Car(Vehicle):
def __init__(self, name, speed, engine_capacity):
Vehicle.__init__(self, name, speed)
self.engine_capacity = engine_capacity
def acceleration(self):
self.speed += 7
def brake(self):
self.speed -= 7
def display_car(self):
print(f"The cars name is {self.name}")
print(f"The cars speed is {self.speed}")
print(f"The car has an engine capacity of: {self.engine_capacity}")
class Truck(Vehicle):
def __init__(self, name, speed, engine_capacity):
Vehicle.__init__(self, name, speed)
self.engine_capacity = engine_capacity
def acceleration(self):
self.speed += 2
def brake(self):
self.speed -= 2
def display_truck(self):
print(f"The truck name is {self.name}")
print(f"The truck speed is {self.speed}")
print(f"The truck has an engine capacity of: {self.engine_capacity}")
from vehicle import Car, Truck, Vehicle
car = Car("Lightening McQueen", 200, 2000)
truck = Truck("Fire Truck", 100, 3500)
bicycle = Vehicle("Red bicycle", 10)
car.display_car()
truck.display_truck()
car.acceleration()
car.acceleration()
car.display_car()
car.brake()
car.display_car()
bicycle.acceleration()
bicycle.acceleration()
print(bicycle.speed)
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