[Distutils] Can't upload sdist: "File already exists"

[Glyph Lefkowitz]

> On Dec 22, 2016, at 8:54 AM, Ian Cordasco <graffatcolmingov at gmail.com> wrote:
> 
> On Thu, Dec 22, 2016 at 9:49 AM, Brett Cannon <brett at python.org> wrote:
>> Because you already uploaded a wheel for version 0.1.2 you can't upload any
>> other files for that version, else people could accidentally upload e.g. an
>> sdist with code different from what was already uploaded in the wheel. If
>> you want an sdist then I would do another release as version 0.1.2post1 with
>> the wheel and sdist (or whatever the proper post release version format is;
>> on my phone so a pain to look up right now).
> 
> I'm pretty sure that's not correct. Twine is written to specifically
> upload the wheel first because PyPI will extract metadata from that
> and display it on the page. It won't do that if the sdist is uploaded
> first.
> 
> I'm not able to reproduce the behaviour Nick is seeing. My only guess
> is that something changed in Warehouse or the file existed, was
> deleted, and is now being re-uploaded with the same version. That's
> not something Warehouse or PyPI allows anymore (republishing with the
> same version)

Similarly; I've *definitely* done sdist releases after wheel releases of the same version in the past.

-glyph