On Tuesday, February 26, 2013 at 11:07 AM, Daniel Holth wrote:
> On Tue, Feb 26, 2013 at 11:01 AM, Donald Stufft <donald.stu...@gmail.com
> (mailto:donald.stu...@gmail.com)> wrote:
> > On Tuesday, February 26, 2013 at 10:10 AM, Nick Coghlan wrote:
> > > Remember, part of the goals of both PEP 386 and PEP 426 is to tighten
> > > up cases where setuptools is considered too permissive, because it's
> > > guessing in the face of ambiguity. "Trailing zeroes should be
> > > considered implied" when comparing versions is one such guess.
> > >
> > >
> > >
> >
> >
> > It goes against the common usage in the Python community.
> >
> > * 135869 total releases
> > * 66528 total releases that have at least 3 version levels (A.B.C)
> > * 20244 total releases that have at least 3 version levels where A.B and
> > A.B.0 appear to be equivalent[1].
> > * 86 total releases using at least 3 version levels where A.B and A.B.0
> > appear
> > to be different[2].
> >
> > Would break the assumptions made in ~30% of the releases using at least 3
> > version levels, or 15% of all releases. Furthermore A.B == A.B.0 being
> > equivalent is a matter of opinion with no clear answer. I would be inclined
> > to say that not breaking it for the 15% of all releases is a greater net
> > benefit here then anyones notion of "right" unless there is a clear benefit.
> >
> > For what it's worth, the implementation of PEP386 treats them as equal as
> > well,
> > choosing to pad the shorter one out to whatever the requisite number of 0's
> > is required to make the number of components equal.
> >
> > On a tangential note PyPI should probably not be allowing you to upload
> > both
> > a A.B and an A.B.0, or at the very least if we want PyPI to continue
> > allowing
> > it then we need to be explicit about how that should be handled in either
> > scheme.
> >
> >
>
>
> With "prefix equals" would the following evaluate to true?
>
> 1.4 == 1 == 1.3.1
>
>
Not sure if you meant to direct that to me, but with what I'm proposing (e.g.
the
existing) then no. That would expand out to be:
1.4.0 == 1.0.0 == 1.3.1
which would be false._______________________________________________
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