1、查看当前Python版本
python -V
2、查看当前CentOS版本
cat /etc/redhat-release
3、安装所有的开发工具包
yum groupinstall "Development tools"
4、安装其他必须包
yum install zlib-devel bzip2-devel openssl-devel ncurses-devel
5、下载编译安装Python(2.7.6为例,全部版本)
cd /opt
wget https://www.python.org/ftp/python/2.7.6/Python-2.7.6.tgz
tar xf Python-2.7.6.tgz
cd Python-2.7.6
./configure
make install
6、更新python命令对应版本
cd /usr/bin
ll |grep python
rm -rf python
ln -s /usr/local/bin/python2.7 ./python
7、检查Python最终版本
python -V
返回应为(例):Python 2.7.6rc1