Xiyue Deng <manp...@gmail.com> writes: > > It looks like "0.39~rc0" is not supported by Pypa Version specifiers[1]. > "0.39rc0" should work fine. > > [1] https://packaging.python.org/en/latest/specifications/version-specifiers/
Yes, I understood that much. It's a question of needing to adapt the build and release process to the preferences of Python, since as you know notmuch is not only (or primarily) a python project.