auto save

snake.py

 import pygame
 import pygame
+from pygame import locals
 
 
-# 初始化pygame，为使用pygame做准备
 pygame.init()
 pygame.init()
 
 
-# 创建一个窗口
-??
+screen=pygame.display.set_mode((660,480))
+
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+FPSCLOCK=pygame.time.Clock()
+
+background=pygame.image.load('bg.png')
+right=pygame.image.load('right.png')
+body=pygame.image.load('body.png')
+food=pygame.image.load('apple.png')
+left=pygame.image.load('left.png')
+up=pygame.image.load('up.png')
+down=pygame.image.load('down.png')
+
+x,y=240,120
+position=[(180,90),(180,120),(210,120),(x,y)]
+
+setheading='right'
+snake_head=right
+
+while True:
+    for event in pygame.event.get():
+        if event.type==locals.QUIT:
+            exit()
+        elif event.type==locals.KEYDOWN:
+            if event.key==locals.K_RIGHT and setheading !="left":
+                setheading='right'
+                snake_head=right
+            if event.key==locals.K_LEFT and setheading !="right":
+                setheading='left'
+                snake_head=lelf
+            if event.key==locals.K_UP and setheading !="down":
+                setheading='up'
+                snake_head=up
+            if event.key==locals.K_DOWN and setheading !="up":
+                setheading='down'
+                snake_head=down
+    if setheading=="right":
+        x+=30
+    if setheading=="left":
+        x-=30
+    if setheading=="up":
+        y-=30
+    else:
+        y+=30
+    position.append((x,y))
+    position.pop(0)
+
+    screen.blit(background,(0,0))
+    screen.blit(snake_head,position[-1]
+    for i in range(len(position)-1):
+        screen.blit(lody,position[i])
+    
+    screen.blit(food,(360,300))
+    pygame.display.urdate()
+    FPSCLOCK.tick(3)
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