【Python】pip国内安装源和yum恢复

豆瓣安装源

pip install packages -i http://pypi.doubanio.com/simple --upgrade --trusted-host pypi.doubanio.com
pip uninstall packages

Python2.6删除后yum无法使用

http://smilepad.blog.51cto.com/6094369/1333478

http://mirrors.ustc.edu.cn/centos/6.8/os/x86_64/Packages/

如果出现类似“package python-libs-2.6.6-66.el6_8.x86_64 (which is newer than python-libs-2.6.6-64.el6.x86_64) is already installed”问题

强制删除包
rpm -e --nodeps
然后再
rpm -Uvh --replacepkgs