Path: csiph.com!aioe.org!bofh.it!news.nic.it!robomod From: Piotr =?utf-8?Q?O=C5=BCarowski?= 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: Fri, 26 Jan 2018 10:10:01 +0100 Message-ID: References: X-Mailbox-Line: From debian-python-request@lists.debian.org Fri Jan 26 09:06:35 2018 Old-Return-Path: X-Amavis-Spam-Status: No, score=-6.751 tagged_above=-10000 required=5.3 tests=[BAYES_00=-2, HEADER_FROM_DIFFERENT_DOMAINS=0.249, LDO_WHITELIST=-5] autolearn=ham autolearn_force=no X-Policyd-Weight: using cached result; rate: -6.1 Mail-Followup-To: debian-python@lists.debian.org, debian-science@lists.debian.org, 777089@bugs.debian.org MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline X-Operating-System: Debian GNU/Linux (4.14.0-0.bpo.2-amd64) User-Agent: NeoMutt/20171208 X-Mailing-List: archive/latest/15483 List-ID: List-URL: List-Archive: https://lists.debian.org/msgid-search/20180126090617.g733vve6urd5fhts@sar0.p1otr.com Approved: robomod@news.nic.it Lines: 26 Organization: linux.* mail to news gateway Sender: robomod@news.nic.it X-Original-Date: Fri, 26 Jan 2018 10:06:17 +0100 X-Original-Message-ID: <20180126090617.g733vve6urd5fhts@sar0.p1otr.com> X-Original-References: <5a235cb3-46fb-8231-f3bf-5da74fe0f319@p10link.net> <20180126003952.GD25523@perpetual.pseudorandom.co.uk> Xref: csiph.com linux.debian.maint.python:10088 linux.debian.bugs.dist:877771 > > > 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. -- GPG: 1D2F A898 58DA AF62 1786 2DF7 AEF6 F1A2 A745 7645