save project

snake.py

@@ -20,6 +20,7 @@ while True:
         if event.type == locals.QUIT:
             # 接收到退出事件后退出程序
             exit()
+        if event.type==locals.KEYDOWN
     x+=30
     b.append((x,y))
     b.pop(0)
@@ -30,7 +31,7 @@ while True:
     screen.blit(right, b[-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, 120)) 
     # screen.blit(body, (180, 90))
     for i in range(len(b)-1):
         screen.blit(body,b[i])