----- Original Message ----- > From: "Zbigniew Jędrzejewski-Szmek" <zbyszek@xxxxxxxxx> > To: devel@xxxxxxxxxxxxxxxxxxxxxxx > Sent: Wednesday, June 10, 2015 10:05:41 PM > Subject: Re: F23 System Wide Change: Python 3 as Default > > On Wed, Jun 10, 2015 at 08:50:14AM -0400, Jan Kurik wrote: > > = Proposed System Wide Change: Python 3 as Default = > > https://fedoraproject.org/wiki/Changes/Python_3_as_Default > > > > Change owner(s): > > * Slavek Kabrda <bkabrda at redhat dot com> > > * Matej Stuchlik <mstuchli at redhat dot com> > > * Miro Hroncok <mhroncok at redhat dot com> > > * Thomas Spura <tomspur at fedoraproject dot org> > > * Robert Kuska <rkuska at redhat dot com> > > > > Up until now, Fedora has used Python 2 as the default Python > > implementation. This change proposes switching to Python 3. The details of > > the term "switching" are explained thoroughly in the Scope section. > > > > == Detailed Description == > > It is currently mature and stable, since it has been under active > > development for five years > More than that, I'm sure. > > > == Scope == > > The main goal is switching to Python 3 as a default, in which state: > > * DNF is the default package manager instead of Yum, which only works > > with Python 2 > Does that mean that dnf-3 is going to become the default which is installed > as /usr/bin/dnf? > Will "old" dnf be available as /usr/bin/dnf-2? Why and how long would you need the "old" DNF? dnf-2 and dnf-3 are functionally the same. > > Changes in packaging: > > * Change definition of default python interpreter to python3. > What does that mean? > > > * Change unversioned python macros to python3 (Possibly do that change > > in upstream rpm) > Hm, I think that this will break hundreds of packages... Not everything has > been updated to use %{__python2} or %{__python3}, and of those that haven't > been > updated, many probably are not ready for switching to python3. I think it > would be better to avoid a flag day, and simply slowly switch packages > one by one. > > > * All applications that use only a single python version MUST use > > python3 (unless they have a good reason not to do so). > Do you intend to file bugs for all such packages or notify maintainers > in some other way? > > Zbyszek > > > -- > devel mailing list > devel@xxxxxxxxxxxxxxxxxxxxxxx > https://admin.fedoraproject.org/mailman/listinfo/devel > Fedora Code of Conduct: http://fedoraproject.org/code-of-conduct -- Radek Holý Associate Software Engineer Software Management Team Red Hat Czech -- devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxxx https://admin.fedoraproject.org/mailman/listinfo/devel Fedora Code of Conduct: http://fedoraproject.org/code-of-conduct
