[Numpy-discussion] numpy.nansum() behavior in 1.3.0
Keith Goodman
kwgoodman at gmail.com
Mon Jun 1 13:43:19 EDT 2009
On Mon, Jun 1, 2009 at 9:55 AM, Michael Hearne <mhearne at usgs.gov> wrote:
> A question (and possibly a bug):
>
> What should be returned when I do:
>
> numpy.nansum([])
>
> In my copy of numpy 1.1.1, I get 0.0. This is what I would expect to
> see.
> However, this behavior seems to have changed in 1.3.0, in which I get
> nan.
Here's a weird one. This is in numpy 1.2:
>> np.sum(9)
9
>> np.sum(9.0)
9.0
>> np.nansum(9)
9
>> np.nansum(9.0)
---------------------------------------------------------------------------
IndexError: 0-d arrays can't be indexed.
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