有一些模块好像和老师的不一样，是不是我用错了 求大神赐教

Question

Traceback (most recent call last):  File "G:/PyCharm/workspace/baike_spider/spider_main.py", line 45, in <module>    obj_spider.craw(root_url)  File "G:/PyCharm/workspace/baike_spider/spider_main.py", line 27, in craw    html_cont = self.downloader.download(new_url)  File "G:\PyCharm\workspace\baike_spider\html_downloader.py", line 14, in download    response = urllib.request.urlopen(url)  File "G:\Python36\lib\urllib\request.py", line 223, in urlopencraw 1 : <bound method UrlManager.get_new_url of <url_manager.UrlManager object at 0x000001BDA7F82A58>>    return opener.open(url, data, timeout)  File "G:\Python36\lib\urllib\request.py", line 517, in open    req.timeout = timeoutAttributeError: 'method' object has no attribute 'timeout'Process finished with exit code 1上面是错误信息 下面是它说出错的地方。最后两个定位在 request模块里  让我有点懵逼