[Numpy-discussion] Using numpy.rint() with scalars

Charles R Harris charlesr.harris at gmail.com
Thu Nov 3 11:31:18 EDT 2016


On Thu, Nov 3, 2016 at 9:17 AM, Yuri Sukhov <yuri.sukhov at gmail.com> wrote:

> Hi all,
>
> According to the documentation for numpy.rint() (
> https://docs.scipy.org/doc/numpy/reference/generated/numpy.rint.html),
> it's a ufunc that accepts an array-like object as an input.
>
> But it also works with scalar inputs. Could anyone clarify if such use
> case is considered to be common and acceptable? It it just the
> documentation that does not cover one of the possible scenarios, or is it a
> side effect and such use case should be avoided?
>
> I want to use rint() with scalars as I have not found an alternative with
> the same behavior in cPython, but if it's not how it should be used, I
> don't want to rewrite the app when that behavior will change.
>
>
Scalars are array_like, they can be converted to arrays.

Chuck
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