[Numpy-discussion] use ufunc for arbitrary positional arguments?

Benjamin Root ben.root at ou.edu
Fri Oct 10 14:30:48 EDT 2014

Oy! I got to be having a brain fart today. np.all on the list of boolean
arrays applied on the first(?) axis is much clearer than any ufunc or
reduce call. And to answer the next question... use np.any for

Ben Root

On Fri, Oct 10, 2014 at 2:27 PM, Stephan Hoyer <shoyer at gmail.com> wrote:

> On Fri, Oct 10, 2014 at 11:23 AM, Benjamin Root <ben.root at ou.edu> wrote:
>> I have a need to "and" together an arbitrary number of boolean arrays.
>> np.logical_and() expects only two positional arguments. There has got to be
>> some sort of easy way to just and these together using the ufunc mechanism,
>> right?
> Do you really need a ufunc? The obvious way to do this (at least to me)
> would be use reduce (if you're especially concerned about memory) or just
> np.all.
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