Most Python packages are team-maintained in Debian. I don't know what you mean by "porting", but if it's just deleting Python 2 packages, that won't help: they

Most Python packages are team-maintained in Debian. I don't know what you mean by "porting", but if it's just deleting Python 2 packages, that won't help: they are easy to maintain and they are still useful. If you mean porting the actual code of each package to Python 3, it's a work to be done upstream. Packagers have enough to do with packaging.