8 moving car 1b

#objects
car1 = car([370,430])

#The Loop
while running:
    for event in pygame.event.get():
        if event.type == pygame.QUIT:
            running = False
    if event.type == pygame.KEYDOWN:
            if event.key == pygame.K_LEFT:
                car1.x_change = -5
            elif event.key == pygame.K_RIGHT:
                car1.x_change = 5
    if event.type == pygame.KEYUP:
        if event.key == pygame.K_LEFT or event.key == pygame.K_RIGHT:
            car1.x_change = 0
    car1.x += car1.x_change
    window.fill((0, 0, 0))
    window.blit(car1.image,[car1.x,car1.y])
    pygame.display.update()
    clock.tick(60)