save project

snake.py

@@ -18,14 +18,20 @@ while True:
         if event.type == locals.QUIT:
             # 接收到退出事件后退出程序
             exit()
+    x += 30
+    position.append((x,y))
+    position.pop(0)
     # 将背景图画上去
     screen.blit(background, (0, 0))
     # 将贪吃蛇画上去
-    screen.blit(right, (240, 120))
+    screen.blit(right,  position[-1]
     # 将贪吃蛇的身体画上去
-    screen.blit(body, (210, 120))
-    screen.blit(body, (180, 120))
-    screen.blit(body, (180, 90))
+    for i in range(1en(position)-1)
+        screen.blit(body，position[i])
+
+#screen.blit(body,(210,120))
+#screen.blit(body,(180,120))
+#screen.blit(body,(180,90))
     # 将果实画上去
     screen.blit(food, (360, 300))
     # 刷新画面