[Numpy-discussion] Proposal: add ndarray.keys() to return dtype.names

[John Zwinck]

On 1 Oct 2014 04:30, "Stephan Hoyer" <shoyer at gmail.com> wrote:
>
> On Tue, Sep 30, 2014 at 1:22 PM, Eelco Hoogendoorn <
hoogendoorn.eelco at gmail.com> wrote:
>>
>> On more careful reading of your words, I think we agree; indeed, if
keys() is present is should return an iterable; but I don't think it should
be present for non-structured arrays.
>
> Indeed, I think we do agree. The attribute can simply be missing (e.g.,
accessing it raises AttributeError) for non-structured arrays.

I'm generally fine with this, though I would like to know if there is
precedent for methods being present on structured arrays only.  Even if
there is no precedent I am still OK with the idea, I just think we should
understand if how novel this will be.
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