系统环境：
Centos6.7
2.6.32-573.el6.x86_64
一、必要安装
yum install sqlite-devel sqlite #ipython依赖
yum install zlib-devel zlib -y #setuptools依赖
yum install openssl openssl-devel -y #pip依赖
二、安装python
cd Python-2.7.11
./configure
make && make install
mv /usr/bin/python /usr/bin/python.ori
ln -s /usr/local/bin/python /usr/bin/python
sed -i 's/#!\/usr\/bin\/python/#!\/usr\/bin\/python2.6/g' /usr/bin/yum
三、安装pip
cd setuptools-21.0.0
python setup.py install
cd ../pip-8.1.2
python setup.py install
四、安装ipython
yum install ncurses-devel #readline依赖
pip install readline #ipython依赖
pip install ipython