[Numpy-discussion] Deprecating matrices.

[Nathaniel Smith]

On Mon, Jan 2, 2017 at 6:26 PM,  <josef.pktd at gmail.com> wrote:
>
>
> On Mon, Jan 2, 2017 at 9:00 PM, Ralf Gommers <ralf.gommers at gmail.com> wrote:
>>
>>
>>
>> On Tue, Jan 3, 2017 at 2:36 PM, Charles R Harris
>> <charlesr.harris at gmail.com> wrote:
>>>
>>> Hi All,
>>>
>>> Just throwing this click bait out for discussion. Now that the `@`
>>> operator is available and things seem to be moving towards Python 3,
>>> especially in the classroom, we should consider the real possibility of
>>> deprecating the matrix type and later removing it. No doubt there are old
>>> scripts that require them, but older versions of numpy are available for
>>> those who need to run old scripts.
>>>
>>> Thoughts?
>>
>>
>> Clearly deprecate in the docs now, and warn only later imho. We can't warn
>> before we have a good solution for scipy.sparse matrices, which have matrix
>> semantics and return matrix instances.
>>
>> Ralf
>
>
> How about dropping python 2 support at the same time, then we can all be in
> a @ world.
>
> Josef

Let's not yoke together two (mostly) unrelated controversial
discussions? I doubt we'll be able to remove either Python 2 or matrix
support before 2020 at the earliest, so the discussion now is just
about how to communicate to users that they should not be using
'matrix'.

-n

-- 
Nathaniel J. Smith -- https://vorpus.org