Comment # 2 on bug 1158288 from Matej Cepl

(In reply to Larry Finger from comment #1)
> I have found several places in the VB code that need updating to handle
> Python 3.8. The one I do not know how to fix is a failure in my osc build at
> a statement "include <Python.h>". Does the project
> openSUSE:Factory:Staging:A produce that header? If so, I have no idea why
> the build cannot see it.
> 
> My local build uses "osc build --alternative-project
> openSUSE:Factory:Staging:A".

It could be another weird reaction to
https://docs.python.org/dev/whatsnew/3.8.html#debug-build-uses-the-same-abi-as-release-build
or you just need to add %{python_module devel} to your BRs.