[Nix-dev] Zero Hydra Failures (ZHF) project

[Luca Bruno]

Not necessarily. Think like platforms.gnu. There may be a
meta.pythonVersions and a default pythonVersions.default2 and
pythonVersions.default3 and pythonVersions.all or such. Then adding a new
major version to all packages is a metter of adding it to the default list.


On Fri, Aug 8, 2014 at 5:40 PM, Florian Friesdorf <flo at chaoflow.net> wrote:

>
> Rok Garbas <rok at garbas.si> writes:
> > Quoting Paul Colomiets (2014-08-08 15:13:57)
> >> On Fri, Aug 8, 2014 at 3:35 PM, Eelco Dolstra
> >> <eelco.dolstra at logicblox.com> wrote:
> >> >
> >> > Note the huge number of Haskell and Python packages.
> >> >
> >>
> >> For Python many of them doesn't support that version of python.
> >> Wouldn't it be nice to declare supported versions inside a package,
> >> inside of moving package to various sets. I.e.:
> >>
> >> declarePythonPackage {
> >>   supportedPython = [Py33 Py34];
> >>   name = ...
> >>   src = ..
> >> }
> >>
> >> What do you think?
> >
> > with python rework[1] going on, this would be nice also to solve there?
> > chaoflow, iElectric any ideas from your side?
>
> The wheels-based system knows a disable flag:
>
> https://github.com/chaoflow/nixpkgs/blob/python/pkgs/development/python-wheels/wheels.nix#L44
>
> I think black-listing python versions means less work than
> white-listing. I guess most packages break either because of not
> supporting 2.6 anymore or not supporting 3.x, yet. Once we flag that
> properly, adding a new python version is unlikely to break a package.
>
> Wit white-listing we would need to add it to every package.
>
> --
> Florian Friesdorf <flo at chaoflow.net>
>   GPG FPR: 7A13 5EEE 1421 9FC2 108D  BAAF 38F8 99A3 0C45 F083
> Jabber/XMPP: flo at chaoflow.net
> IRC: chaoflow on freenode,ircnet,blafasel,OFTC
>
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>


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