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From: ghisvail@gmail.com
Newsgroups: linux.debian.maint.python
Subject: Re: Matplotlib 3.0 - update ok?
Date: Tue, 16 Oct 2018 11:20:02 +0200
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On Tue, 2018-10-16 at 11:45 +0300, Arto Jantunen wrote:
> ghisvail@gmail.com writes:
> > Don't get me wrong, I am all in favour for a modern stack,
> > including
> > Python 3.
> > 
> > However, upgrading NumPy et al. to their Python 3 only versions,
> > introducing new legacy packages for Python 2, and patching the
> > large
> > collection of packages relying on the Python 2 versions of these
> > sounds
> > like a lot of work for the time we have got left in the Buster
> > release
> > cycle.
> 
> In my understanding there is no need to patch any of the reverse
> dependencies. Currently there are binary packages called python-numpy
> and python3-numpy, built from a source package called python-numpy.
> In
> my understanding the proposed change is to keep having the exact same
> binary packages, just built from two different source packages
> (python-numpy and python-numpy-legacy or whatever).

Oh, I see what you mean.

So you'd have:

- src:python-numpy-legacy providing python-numpy (<2.0) only
- src:python-numpy providing python3-numpy (>=2.0) only

Assuming version 2 is when the split happens.

Am I correct?

Ghis