Let’s Encrypt will soon no longer support Python 2.6 due to its security update and the depreciate error prompted when running letsencrypt-auto script. Here is how to install Python 2.7 in CentOS 6 (can be done on CentOS 7 too) and enable Let’s Encrypt to use Python 2.7 environment. Install Python 2.7 in Centos Grab latest Python 2.7 from https://www.python.org/ftp/python, when we write this tutor...