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Groups > linux.debian.maint.python > #10088

Re: Next python-mote pre-condition - issue with pybuild: python-backports.tempfile conflicting python-backports.weakref

From Piotr Ożarowski <piotr@debian.org>
Newsgroups linux.debian.maint.python, linux.debian.bugs.dist
Subject Re: Next python-mote pre-condition - issue with pybuild: python-backports.tempfile conflicting python-backports.weakref
Date 2018-01-26 10:10 +0100
Message-ID <vc8bf-1jB-1@gated-at.bofh.it> (permalink)
References <vbTYB-yG-7@gated-at.bofh.it> <vc0no-4De-11@gated-at.bofh.it>
Organization linux.* mail to news gateway

Cross-posted to 2 groups.

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> > > However, in Debian case, I do not know how this can be handled as
> > > 2 packages cannot hold the same file (even if __init__ is only an empty
> > > file), and at least one must be present (if you install only one).
> 
> The Python jargon is that the "backports" shared by backports.tempfile
> and backports.weakref is a "namespace package".
> 
> For Python 2, dh_python2 handles this: python-lazr.restfulclient and
> python-lazr.uri are an example of cooperating packages that share a
> namespace package.

FTR: If you want to use dh_python2's --namespace: make sure ALL packages
that share namespace use this feature and not a single one ships
__init__.py file.

> > I'm not a python expert but I expect the least-horrible way to do this
> > would be to ship a package that only contained the __init__. Then have
> > all the python-backports.* packages depend on it.
> 
> This is not necessary, and would probably (hopefully?) lead to rejection
> from the NEW queue.

I don't think it's a bad solution, I used it in the past for some
packages.
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Re: Next python-mote pre-condition - issue with pybuild:  python-backports.tempfile conflicting python-backports.weakref peter green <plugwash@p10link.net> - 2018-01-25 19:00 +0100
  Re: Next python-mote pre-condition - issue with pybuild:  python-backports.tempfile conflicting python-backports.weakref Simon McVittie <smcv@debian.org> - 2018-01-26 01:50 +0100
    Re: Next python-mote pre-condition - issue with pybuild:  python-backports.tempfile conflicting python-backports.weakref Piotr Ożarowski <piotr@debian.org> - 2018-01-26 10:10 +0100

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