[Python-Dev] PEP 408 -- Standard library __preview__ package

Paul Moore p.f.moore at gmail.com
Sat Jan 28 14:04:45 CET 2012

On 28 January 2012 09:18, Nick Coghlan <ncoghlan at gmail.com> wrote:

> It's basically us saying to Python users "We're explicitly flagging
> this PyPI module for inclusion in the next major Python release. We've
> integrated it into our build process, test suite and binary releases,
> so you don't even have to download it from PyPI in order to try it
> out, you can just import it from the __preview__ namespace (although
> you're still free to download it from PyPI if you prefer - in fact, if
> you need to support multiple Python versions, we actively recommend
> it!). There's still a small chance this module won't make the grade
> and will be dropped from the standard library entirely (that's why
> it's only a preview), but most likely it will move into the main part
> of the standard library with full backwards compatibility guarantees
> in the next release".



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