第一种：yum
yum install epel-release -y #先安装epel源 yum install python-pip -y #然后就可以通过yum install python-X来安装python的X库了 pip install --upgrade pip #升级pip到最新版本 pip -V #查看pip版本
第二种：直接下载pip源码安装
wget --no-check-certificate https://pypi.python.org/packages/source/s/setuptools/setuptools-18.2.tar.gz tar xzvf setuptools-18.2.tar.gz cd setuptools-18.2 python setup.py install wget --no-check-certificate https://pypi.python.org/packages/source/p/pip/pip-7.1.2.tar.gz tar xzvf pip-7.1.2.tar.gz cd pip-7.1.2 python setup.py installwget --no-check-certificate https://pypi.python.org/packages/source/s/setuptools/setuptools-18.2.tar.gz tar xzvf setuptools-18.2.tar.gz cd setuptools-18.2 python setup.py install wget --no-check-certificate https://pypi.python.org/packages/source/p/pip/pip-7.1.2.tar.gz tar xzvf pip-7.1.2.tar.gz cd pip-7.1.2 python setup.py install