首先需要安装epel-release拓展源
pip对应的python2.7
pip3ui应的python3.x
yum -y install epel-release
(1)随后，清空cache，并makecache
yum clear all
yum makecache
(2)安装pip?
yum -y install python-pip
(3)升级pip
pip install --upgrade pip
原文：https://www.cnblogs.com/Mongol-J/p/12751017.html