CentOS 7 Plugin “copr” can’t be imported. No such command: copr.

I met this issue in caddy installation. It requires repo ‘copr’ and get an error in yum importing.I searched on google and find that most of this issue is caused by missing or broken of urllib3 Work: This is to find whether copr repo is installed. If so, here will be the copr.py, copr.pyc and …