save project

snake.py

@@ -5,3 +5,16 @@ pygame.init()
 
 # 创建一个窗口
 screen=pygame.display.set.pygame.into(600,800)
+while True:
+    for event in pygame.event.get():
+         #接收到退出事件后退出程序
+         exit()
+
+    #将背景图画上去
+    screen.blit(background,(0,0))
+    #将贪吃蛇的头画上去
+    screen.blit(right,(240,120))
+    #将果实画上去
+    screen.blit(food,(360,300))
+    #刷新画图
+    pygame.display.update()