save project

snake.py

@@ -55,11 +55,10 @@ while True:
     # 将背景图画上去
     screen.blit(background, (0, 0))
     # 将贪吃蛇画上去
-    screen.blit(right, (240, 120))
+    screen.blit(snake_head,positino[-1])
     # 将贪吃蛇的身体画上去
-    screen.blit(body, (210, 120))
-    screen.blit(body, (180, 120))
-    screen.blit(body, (180, 90))
+    for i in  range(len(positino)-1):
+        screen.blit(body,positino[i])
     # 将果实画上去
     screen.blit(food, (360, 300))
     # 刷新画面