I also reported this on bugs.d.o but this fixes it and works locally
Ben Harris (bf7c8954) at 09 Sep 15:14
Ben Harris (8db1d5a6) at 09 Sep 15:14
bullseye ships 3.9 by default
Ben Harris (bf7c8954) at 09 Sep 15:02
Add python3.9 for bullseye
moonphases doesn't work without ephem
Ben Harris (8db1d5a6) at 09 Sep 15:01
Add python3-ephem as dependency
Default install of cbonsai does not include a manpage
No manual entry for cbonsai