Have you followed the directions at:
http://docs.openstack.org/developer/nova/devref/development.environment.html
sudo yum install python-devel openssl-devel python-pip git gcc libxslt-devel mysql-devel postgresql-devel libffi-devel sudo pip-python install tox
Have you followed the directions at:
http:// docs.openstack. org/developer/ nova/devref/ development. environment. html
sudo yum install python-devel openssl-devel python-pip git gcc libxslt-devel mysql-devel postgresql-devel libffi-devel
sudo pip-python install tox