步骤如下:

0.切换到root用户

安装python
1.mkdir /usr/local/python27
2.解压:tar -xvf Python-2.7.15.tgz
3.cd Python-2.7.15
4.编译:./configure --prefix=/usr/local/python27
5.安装:
   (1)make 
   (2)make install
6.创建软连接:
   ln -s /usr/local/python27/bin/python2 /usr/bin/python27  (注意不要覆盖默认的python,否则会带来很多麻烦)

7.测试是否安装成功:
   python27 -V 

安装pip:

1.下载setuptool:
https://files.pythonhosted.org/packages/26/e5/9897eee1100b166a61f91b68528cb692e8887300d9cbdaa1a349f6304b79/setuptools-40.5.0.zip
2.下载pip:
https://files.pythonhosted.org/packages/11/b6/abcb525026a4be042b486df43905d6893fb04f05aac21c32c638e939e447/pip-9.0.1.tar.gz#md5=35f01da33009719497f01a4ba69d63c9

3.安装:setuptool
解压setuptools-40.5.0.zip
cd setuptools-40.5.0
python27 setup.py build
python27 setup.py install

4.安装pip
解压pip-9.0.1.tar.gz
cd pip-9.0.1
python27 setup.py install

5.创建pip软连接
ln -s /usr/local/python27/bin/pip2 /usr/bin/pip27

6.测试是否安装成功:
   pip27 -V 
   

把python授权给其它用户使用:
1.chown -R logop:log /usr/bin/python27
2.chown -R logop:log /usr/bin/pip27
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