#advanced code for lives visualization
heart_sprite = "https://upload.wikimedia.org/wikipedia/commons/thumb/f/f1/Heart_coraz%C3%B3n.svg/2000px-Heart_coraz%C3%B3n.svg.png"
#setup list of 0 placeholders, these will be replaced with heart sprites
lives_sprites = [0, 0, 0, 0, 0, 0]
def display_lives():
    for life in range(p1.lives):
        heart = codesters.Sprite(heart_sprite, -230 + life * 30, 220)
        heart.set_size(0.01)
        lives_sprites[life] = heart