save project

snake.py

 import pygame
-from pygame import locals
+
 # 初始化pygame，为使用pygame做准备
 pygame.init()
-
-# 创建一个窗口
-screen=pygame.display.set_mode((600,480))
-
-FPSCLOCK=pygame.time.Clock()
-
-background=pygame.image.load('bg.png')
 right=pygame.image.load('right.png')
 food=pygame.image.load('apple.png')
-body=pygame .image.load('body.png')
-
-x,y=240,120
-
-while True:
+body=pygame.image.load('body.png')
+x,y =240,120
+position=[(180,90),(180,120),(210,120),(x,y)]
+while True：
     for event in pygame.event.get():
         if event.type==locals.QUIT:
-            exit()
+            exit
     x +=30
-
+    position.aooend((x,y))
+    position.pop(0)
     screen.blit(background,(0,0))
-
-    screen.blit(right,(x,y))
-
-    screen.blit(body,(210,120))
-    screen.blit(body,(180,120))
-    screen.blit(body,(180,90))
-    screen.blit(food,(360,300))
-    pygame.display.update()
-    FPSCLOCK.tick(3)
\ No newline at end of file
+    screen.blit(right,position[-1])
+    for i in range(len(position-1)):
+        screen.blit(body,position[i])