save project

snake.py

@@ -71,12 +71,12 @@ while True:
     # 将贪吃蛇的身体画上去
     for i in range(len(position)-1):
         screen.blit(body, position[i])
-    if  x<0 or x > 630 or y
+    if  x<0 or x > 630 or y < 0 or y > 450:
     # 将果实画上去
     screen.blit(food, (360, 300))
     info = "Score"+ str(score)
     text = my_font.render(info, True, (0,0,0))
-    score.blit
+    score.blit(background, (0,0))
     # 刷新画面
     pygame.display.update()
     FPSCLOCK.tick(3)