To build praxes and test: python setup.py build_ext --inplace python setup.py test To install praxes: python setup.py install A reminder to praxes' developers: This git repository makes use of subtrees. To pull upstream changes: git pull -s subtree elam_physical_reference master For that to work, you may first need to do: git remote add -f elam_physical_reference https://github.com/praxes/elam_physical_reference.git