auto save

snake.py

@@ -17,6 +17,7 @@ left = pygame.image.load('left.png')        # 头 朝左
 up = pygame.image.load('up.png')            # 头 朝上
 down = pygame.image.load('down.png')        # 头 朝下
 
+
 x, y = 240, 120
 position = [(180, 90), (180, 120), (210, 120), (x, y)]
 
@@ -52,6 +53,7 @@ while True:
     else:
         y += 30
     position.append((x, y))
+    sacasasSAA
     position.pop(0)
     # 将背景图画上去
     screen.blit(background, (0, 0))
@@ -62,6 +64,7 @@ while True:
         screen.blit(body, position[i])
 
     # 将果实画上去
+    
     screen.blit(food, (360, 300))
     # 刷新画面
     pygame.display.update()