save project

snake.py

@@ -24,8 +24,8 @@ while True:
             # 接收到退出事件后退出程序
             exit()
     x += 30
-    position.append(x,y)
-    position.pop()
+    position.append((x,y))
+    position.pop(0)
 
     # 将背景图画上去
     screen.blit(background, (0, 0))
@@ -34,7 +34,7 @@ while True:
     screen.blit(right, (x, y))
     # 将贪吃蛇的身体画上去
     for i in range(len(position)-1):
-        screen.blit(body,[i])
+        screen.blit(body,position[i])
     #screen.blit(body, (210, 120))
     #screen.blit(body, (180, 120))
     #screen.blit(body, (180, 90))