[Numpy-discussion] Accepting NEP 29 — Recommend Python and Numpy version support as a community policy standard

Juan Nunez-Iglesias jni at fastmail.com
Thu Oct 3 21:01:02 EDT 2019

We're behind this at scikit-image! Thank you to all who worked on this proposal!

Minor typo: "at minimum the last THREE minor versions"


On Thu, 3 Oct 2019, at 4:54 PM, Sebastian Berg wrote:
> Hi all,
> we propose formally accepting the NumPy enhancement proposal 29:
> "Recommend Python and Numpy version support as a community policy
> standard"
> available at: https://numpy.org/neps/nep-0029-deprecation_policy.html
> If there are no objections within a week it may be accepted. This
> proposal is a recommendation to the larger ecosystem and thus should
> receive attention and acceptance from a wide audience.
> However, lets try to keep discussions on the NumPy mailing list.
> The most important points from the Abstract and Implementation sections
> are:
> "This NEP recommends that all projects across the Scientific Python
> ecosystem adopt a common “time window-based” policy for support of
> Python and NumPy versions. Standardizing a recommendation for project
> support of minimum Python and NumPy versions will improve downstream
> project planning. …"
> and:
> "We suggest that all projects adopt the following language into their
> development guidelines:
> This project supports:
>  * All minor versions of Python released 42 months prior to the
> project, and at minimum the two latest minor versions.
>  * All minor versions of numpy released in the 24 months prior to the
> project, and at minimum the last thee minor versions."
> For the full text, please refer to the link above.
> Cheers,
> Sebastian
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