CentOS7 安装pip
1、安装epel-release
yum -y install epel-release
2、安装python-pip
yum -y install python-pip
3、查看PIP版本
pip --version
4、升级PIP
pip install --upgrade pip
yum -y install epel-release
yum -y install python-pip
pip --version
pip install --upgrade pip