Setting up python env

Centos:
yum install python2.7
yum install lapack lapack-devel blas blas-devel

pip install virtualenv
cd ~/src/yourprojectdir
virtualenv -p `which python2.7` venv –distribute
source venv/bin/activate
vi requirements.txt
..add ipython, scipy and other dependencies

pip install -r requirements.txt

ipython

..enjoy