1)¿¿Development tools

yum groupinstall "Development tools"
2¿¿Python¿¿¿

yum install zlib-devel
yum install bzip2-devel
yum install openssl-devel
yum install ncurses-devel
yum install sqlite-devel
yum install tcl-devel
yum install tk-devel

3
¿¿Python 2.7.12

cd /opt
wget --no-check-certificate https://www.python.org/ftp/python/2.7.12/Python-2.7.12.tar.xz
tar xf Python-2.7.12.tar.xz
cd Python-2.7.12
4¿¿¿¿Python 2.7.12

./configure --prefix=/usr/local
make && make install
5¿¿Python 2.7.12¿¿(¿¿¿)

ln -s /usr/local/bin/python2.7 /usr/local/bin/python
6¿¿Python¿¿

# python --version
Python 2.7.12