pypy+pip+virtualenv

yum install pypy*

wget https://raw.github.com/pypa/pip/master/contrib/get-pip.py
pypy get-pip.py

alias pypy_pip='/usr/lib64/pypy-2.2.1/bin/pip'

virtualenv ~/pypy -p `which pypy`
source ~/pypy/bin/activate
python --version
deactivate