save project

snake.py

 import pygame
 from pygame import locals
+import turtle
 # 初始化pygame，为使用pygame做准备
 pygame.init()
 
@@ -8,8 +9,11 @@ screen = pygame.display.set_mode((660,480))
 fps=pygame.time.Clock()
 #载入图片
 bg=pygame.image.load('bg.png')
+right=pygame.image.load('right.png')
+left=pygame.image.load('left.png')
+up=pygame.image.load('up.png')
+down=pygame.image.load('down.png')
 apple=pygame.image.load('apple.png')
-snake=pygame.image.load('right.png')
 body=pygame.image.load('body.png')
 x=360
 y=300
@@ -22,25 +26,32 @@ while True:
         if event.type==locals.KEYDOWN:
             if event.key==locals.K_RIGHT and heah!='left':
                 heah='right'
-            if event.key==locals.K_RIGHT and heah!='right':
+            if event.key==locals.K_LEFT and heah!='right':
                 heah='left'
-            if event.key==locals.K_RIGHT and heah!='down':
+            if event.key==locals.K_UP and heah!='down':
                 heah='up'
-            if event.key==locals.K_RIGHT and heah!='up':
+            if event.key==locals.K_DOWN and heah!='up':
                 heah='down'
     if heah=="right":
         x+=30
+        tou=right
     if heah=="left":
         x-=30
+        tou=left
     if heah=="down":
         y+=30
+        tou=down
     if heah=="up":
         y-=30
+        tou=up
     pos.append((x,y))
     pos.pop(0)
+    if x==a_x and y==a_y:
+        a_x=random.randint.randint(0,22)*30
+        a_y=random.randint.randint(0,16)*30
     screen.blit(bg,(0,0))
     screen.blit(apple,(120,150))
-    screen.blit(snake,(x,y))
+    screen.blit(tou,(x,y))
     for i in range(len(pos)-1):
         screen.blit(body,pos[i])
     pygame.display.update()