Django教程 - 第1部分 - URL不匹配

This has been asked before, but the problems were usually with placement of the mysite/urls.py or missing text somewhere. I've gone over those in detail, but doesn't apply here. I'm following the django tutorial EXACTLY, which means it hasn't referenced including the polls app in the settings.py file. I can pull up the right view if I manually type in the "polls" at the end of the url, as in "This has been asked before, but the problems we