from sprites import Sprite,mouse_pos,Screen screen = Screen() # 新建窗口 bug = Sprite() cat = Sprite(2) while True: mx,my = mouse_pos() # 鼠标指针坐标 cat.goto(mx,my) if cat.collide(bug): # 如果cat碰到虫子 screen.title('碰到虫子') else: screen.title('没碰到虫子')