def draw_ball(screen, ball, color=THECOLORS['blue']):
    p = int(ball.body.position.x), int(ball.body.position.y)-600
    pygame.draw.circle(screen, color, p, int(ball.radius), 2)
dataset/ETHPy150Open jseidl/virtuaplant/plants/bottle-filling/world.py/draw_ball/swapped operands of `-`