auto save

snake.py

@@ -60,13 +60,13 @@ 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==apple_x and y==apple_y:
+    if x == apple_x and y == apple_y:
         apple_x=random.randint(0,660)
         apple_y=random.randint(0,480)
+    # 将果实画上去
     screen.blit(food, (apple_x,apple_y))
 
-    # 将果实画上去
+    
     
     # 刷新画面
     pygame.display.update()