Pip install packages that need compilation

[jamesobutler (James Butler)]

Yes, for ones that need to be compiled I would suggest to do the method described in this post so that it is compiled and packaged at time of building the extension. The build machine of the extension would then be the one that would need the build requirements.

Install python library with extension

Ciao @PaoloZaffino, if your extension is in the extension manager, you can actually do it directly in the cmake (so they will be packed at compilation time on the kitware factory machines): add python requirements in the superbuild: https://github.com/Punzo/SlicerAstro/blob/master/SuperBuild.cmake#L28 https://github.com/Punzo/SlicerAstro/blob/master/SuperBuild/slicerastro-requirements.txt https://github.com/Punzo/SlicerAstro/blob/master/SuperBuild/External_python-slicerastro-requirements.…