[Distutils] Finishing up PEP 517

Donald Stufft donald at stufft.io
Sat Jun 17 02:28:51 EDT 2017

> On Jun 16, 2017, at 11:08 PM, Nathaniel Smith <njs at pobox.com> wrote:
> (because the legacy setup.py
> command errors out, because the build_sdist hook is missing, because
> the build_sdist hook errors out...); probably falling back on
> shutil.copytree.

Ah okay. This is where the disconnect was. I assumed if a project was using a PEP 517 build tool the result of a build_sdist failure (or a build_wheel failure) would be surfacing an error to the end user, not some sort of fallback. 

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