backports: add a Python binary package dependency library

This lets us use this in our python scripts for
program dependencies that they might have, instead
of getting nasty stack traces you get output that's
a very useful and clear. This is also important as
we move along with Coccinelle and require newer
versions with new bells and whisteles added upstream
to Coccinelle.

Signed-off-by: Luis R. Rodriguez <>
1 file changed