[Numpy-discussion] count_nonzero axis argument?

Matthew Brett matthew.brett at gmail.com
Mon Sep 17 22:24:51 EDT 2018


On Mon, Sep 17, 2018 at 2:24 PM, Warren Weckesser
<warren.weckesser at gmail.com> wrote:
>
>
> On Mon, Sep 17, 2018 at 7:38 AM Matthew Brett <matthew.brett at gmail.com>
> wrote:
>>
>> Hi,
>>
>> Is there any reason that np.count_nonzero should not take an axis
>> argument?  As in:
>>
>> >>> np.better_count_nonzero([[10, 11], [0, 3]], axis=1)
>> array([2, 1])
>>
>
>
> It already does (since version 1.12.0):
> https://docs.scipy.org/doc/numpy/reference/generated/numpy.count_nonzero.html

Oops - sorry - I am so used to upgrading all the time, it didn't occur
to me I had an old version in my standard setup.  Thanks, and sorry
for the distraction.

Cheers,

Matthew


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