auto save

snake.py

@@ -5,3 +5,11 @@ pygame.init()
 
 # 创建一个窗口
 screen = pygame.display.set_mode((660, 480))
+while True:
+    for event in pygame.event.get():
+        if event.type == locals.QUIT
+        exit()
+    screen.blit(background,(0,0))
+    screen.blit(right , (290,120))
+    screen.blit(food , (360,300))
+    pygame.display.update()
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