This is party to resolve the following build failure in current sid, but also partly because bzr usage is esoteric:
The following packages have unmet dependencies:
bzr : Depends: python-bzrlib (<= 2.7.0+bzr6622-7.1~) but it is not going to be installed
Depends: python-bzrlib (>= 2.7.0+bzr6622-7) but it is not going to be installed
E: Unable to correct problems, you have held broken packages.
This is party to resolve the following build failure in current sid, but also partly because bzr usage is esoteric: