Re: [Numpy-discussion] equivalent to isempty command in matlab (newbie question), (Robert Kern)
by Giorgio Luciano other posts by this author
Dec 7 2006 2:35AM messages near this date
Re: [Numpy-discussion] Numeric memory leak when building Numeric.array from numarray.array
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Re: [Numpy-discussion] equivalent to isempty command in matlab (newbie question), (Robert Kern)
> Today's Topics:
>
> 1. Re: equivalent to isempty command in matlab (newbie question)
> (Robert Kern)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Wed, 06 Dec 2006 11:20:19 -0600
> From: Robert Kern <robert.kern@[...].com>
> Subject: Re: [Numpy-discussion] equivalent to isempty command in
> matlab (newbie question)
> To: Discussion of Numerical Python <numpy-discussion@[...].org>
> Message-ID: <4576FBD3.3090601@[...].com>
> Content-Type: text/plain; charset=UTF-8
>
> Filip Wasilewski wrote:
>
>
> > Just like for other Python objects:
> >
> > if ifs3:
> > print "not empty"
> >
>
> No, that doesn't work. numpy arrays do not have a truth value. They raise an
> error when you try to use them in such a context.
>
>
Does it exist a workaround for that to make numpy understand when an
array is empty ?
Giorgio
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Giorgio Luciano
Francesc Altet
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