Thanks. Looks like I was accidentally using an undocumented method from
python3-debian that got renamed. I have a working and fix and will ask
my sponsor to upload it.
- Bug#973227: dh-cmake: FTBFS: AttributeError: 'Changelog' ob... Lucas Nussbaum
- Bug#973227: dh-cmake: FTBFS: AttributeError: 'Changelo... Kyle Edwards