Django 中的 http 和 https 设置问题

在settings里面可能是设置出问题了，总是报错：
You're accessing the development server over HTTPS, but it only supports HTTP.

恢复使用原来的settings.py 也没用。
重新安装DJango也不行。

求大神指导

http://www.vpsee.com/2014/07/django-and-flask-development-server-with-https-support/

http://www.ianlewis.org/en/testing-https-djangos-development-server
http://www.vpsee.com/2014/07/django-and-flask-development-server-with-https-support/
http://blog.yangyubo.com/2009/08/29/https-django-cpserver-nginx/