[Distutils] Fwd: Re: PEP 517 again

[xoviat]

That is actually the first time that build_dir makes sense to me now. Thank
you.

2017-08-24 10:24 GMT-05:00 Paul Moore <p.f.moore at gmail.com>:

> On 24 August 2017 at 16:20, xoviat <xoviat at gmail.com> wrote:
> >>  I *do* care about telling backends we don't want "different
> > results from those that would be obtained by exporting an sdist
> > first".
> >
> > I completely agree with this statement, but I don't believe that it can
> or
> > should be accomplished with this parameter. Let me just quote the process
> > that I proposed:
> >
> >
> >> Proposed process:
> > - Frontend copies source tree to temporary directory
>
> That step's the problem. If the frontend does that it can potentially
> be copying a lot of unneeded stuff (VCS history, for example). We
> tried that with pip and it was a major issue. That problem is the
> *whole point* of all the discussions about the various proposals that
> ended up with build_tree.
>
> > - Frontend invokes build-sdist to build an sdist
> > - Frontend extracts sdist to new temporary directory
> > - Frontend reloads backend from sdist directory and invokes build-wheel
>
> Paul
>
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