[Python-Dev] PEP 394 - Clarification of what "python" command should invoke

[Guido van Rossum]

"python" should always be the same as "python2".

On Fri, Sep 19, 2014 at 8:03 AM, Steven D'Aprano <steve at pearwood.info>
wrote:

> On Fri, Sep 19, 2014 at 10:41:58AM -0400, Barry Warsaw wrote:
> > On Sep 19, 2014, at 10:23 AM, Donald Stufft wrote:
> >
> > >My biggest problem with ``python3``, is what happens after 3.9.
> >
> > FWIW, 3.9 by my rough calculation is 7 years away.
>
> That makes it 2021, one year after Python 2.7 free support ends, but two
> years before Red Hat commercial support for it ends.
>
> > I seem to recall Guido saying that *if* there's a 4.0, it won't be a
> major
> > break like Python 3, whatever that says about the numbering scheme after
> 3.9.
> >
> > Is 7 years enough to eradicate Python 2 the way we did for Python 1?
> Then
> > maybe Python 4 can reclaim /usr/bin/python.
>
> I expect not quite. Perhaps 10 years though.
>
>
>
> --
> Steven
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-- 
--Guido van Rossum (python.org/~guido)
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