centos7 单独安装pip

1、使用Python2安装pip

wget wget --no-check-certificate https://pypi.python.org/packages/source/p/pip/pip-8.0.2.tar.gz#md5=3a73c4188f8dbad6a1e6f6d44d117eeb 
tar -zxvf pip-8.0.2.tar.gz 
cd pip-8.0.2
python setup.py build
python setup.py install

2、使用Python3安装pip3

wget wget --no-check-certificate https://pypi.python.org/packages/source/p/pip/pip-8.0.2.tar.gz#md5=3a73c4188f8dbad6a1e6f6d44d117eeb 
tar -zxvf pip-8.0.2.tar.gz 
cd pip-8.0.2
python3 setup.py build
python3 setup.py install


添加软链接
ln -s /usr/lib/python3/bin/pip3 /usr/bin/pip3