[Numpy-discussion] Time for beta1 of NumPy 1.0

Sasha ndarray at mac.com
Thu Jun 29 21:38:21 CDT 2006


I vote for no change.  It will be a major backward compatibility
headache with applications that rely on integer arrays breaking in
mysterious ways. If float wins, I hope there will be a script to
update old code. Detecting single argument calls to these functions is
probably not very hard.

On 6/29/06, Keith Goodman <kwgoodman at gmail.com> wrote:
> On 6/29/06, Alan G Isaac <aisaac at american.edu> wrote:
> > On Thu, 29 Jun 2006, Travis Oliphant apparently wrote:
> > > Please make any comments or voice major concerns
> >
> > A rather minor issue, but I would just like to make sure
> > that a policy decision was made not to move to a float
> > default for identity(), ones(), zeros(), and empty().
> > (I leave aside arange().)
> >
> > I see the argument for a change to be 3-fold:
> > 1. It is easier to introduce people to numpy if
> >    default data types are all float.  (I teach,
> >    and I want my students to use numpy.)
> > 2. It is a better match to languages from which
> >    users are likely to migrate (e.g., GAUSS or
> >    Matlab).
> > 3. In the uses I am most familiar with, float is
> >    the most frequently desired data type.  (I guess
> >    this may be field specific, especially for empty().)
>
> I vote float.
>
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