auto save

snake.py

 import pygame
 import pygame
-
-# 初始化pygame，为使用pygame做准备
+from pygame import locals
+import random
 pygame.init()
 pygame.init()
-
+FPSCLOCK=pygame.time.Clock()
+bg=pygame.image.load('bg.png')
+right=pygame.image.load('right.png')
+body=pygame.image.load('body.png')
+apple=pygame.image.load('apple.png')
+left=pygame.image.load('left.png')
+down=pygame.image.load('down.png')
+up=pygame.image.load('up.png')
 # 创建一个窗口
 # 创建一个窗口
-??
+screen=pygame.display.set_mode((660,480))
\ No newline at end of file
+x,y=150,120
+apple_x=60
+apple_y=60
+s=[(60,120),(90,120),(120,120),(x,y)]
+setheading='right'
+tou=right
+while True:
+    for event in pygame.event.get():
+        if event.type==locals.QUIT:
+            exit()
+        if event.type==locals.KEYDOWN:
+            if event.key==locals.K_RIGHT and setheading!='left':
+                setheading='right'
+                tou=right
+            if event.key==locals.K_LEFT and setheading!='right':
+                setheading='left'
+                tou=left
+            if event.key==locals.K_UP and setheading!='down':
+                setheading='up'
+                tou=up
+            if event.key==locals.K_DOWN and setheading!='up':
+                setheading='down'
+                tou=down
+    if setheading=='right':
+        x+=30
+    elif setheading=='left':
+        x-=30
+    elif setheading=='down':
+        y+=30
+    else:
+        y-=30
+    s.append((x,y))
+    if x==apple_x and y==apple_y:
+        h=random.randint(1,22)
+        z=random.randint(1,16)
+        apple_x=h*30-30
+        apple_y=z*30-30
+    else:
+        s.pop(0)
+    screen.blit(bg,(0,0))
+    screen.blit(tou,s[-1])
+    screen.blit(apple,(apple_x,apple_y))
+    for i in range(len(s)-1):
+        screen.blit(body,s[i])
+    pygame.display.update()
+    FPSCLOCK.tick(6)
+