Comment # 2 on bug 1183858 from Frederic Crozat

(In reply to Matej Cepl from comment #1)
> OK, could you explain me what's the problem, please? Python among other
> things just uses any Sphinx to generate a documentation, and I really don't
> want to get into disentangling circular build dependencies.
> 
> Submitted patches would be certainly considered, but otherwise I am just
> tethering on the edge of closing this as WONTFIX.

We want to create "language devstack" containers. For instance, a "python36"
container, which would ship only python36 and where the default python3 would
be python36. In that container, there shouldn't be another python version.