[Numpy-discussion] Removing datetime support for 1.4.x series ?

Matthew Brett matthew.brett@gmail....
Thu Feb 11 17:47:19 CST 2010


>  I don't want to go the route of marking things "experimental" which David's
> pro-1.5 vote seemed to advocate.   From what I gathered, Pauli, David, and I
> were 1.5 with various degrees of opinion and Charles, and Robert are 2.0.
>  Others that I know about:  Stephan is 1.5, Jarrod is 2.0, Matthew and
> Darren seem to be for 2.0.

Yes - I'm still rather strongly for 2.0, on the basis that the
downside (not as many new features as people might expect, a feeling
that we might support a 1.x series) are considerably less damaging
than unexpected ABI breakage.

> I could see my way through to supporting a NumPy 2.0 release.    I
> would ask for the following:
> 1) I would like the release to come out in about 3-4 weeks
> 2) I would like the release to contain all the ABI changes we think we will
> need until NumPy 3.0 when something like David's ideas are implemented which
> would need to be no sooner than 1 year from now.
> 3) The following changes to the ABI (no promise that I might not ask for
> more before the release date):
> * change the ABI indicator
> * put the DATETIME dtypes back in their original place in the list
> * move the *cast functions to the end of the ArrFuncs structure
> * place 2-3 place-holders in that ArrFuncs structure
> * fix the hasobject data-type
>         Any other simple ABI changes that should be made?

That all seems good to me.

See you,


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