[Numpy-discussion] Don't understand this error

David Goldsmith d.l.goldsmith@gmail....
Tue Jul 27 23:00:53 CDT 2010


Thanks, that was it.

DG

On Tue, Jul 27, 2010 at 3:02 PM, Robert Kern <robert.kern@gmail.com> wrote:

> On Tue, Jul 27, 2010 at 16:59, David Goldsmith <d.l.goldsmith@gmail.com>
> wrote:
> > res = np.fromfunction(make_res, (nx, ny))
> >    File "C:\Python26\lib\site-packages\numpy\core\numeric.py", line 1538,
> in
> > fromfunction
> > args = indices(shape, dtype=dtype)
> >    File "C:\Python26\lib\site-packages\numpy\core\numeric.py", line 1480,
> in
> > indices
> > tmp.shape = (1,)*i + (dim,)+(1,)*(N-i-1)
> > ValueError: total size of new array must be unchanged
> > Script terminated
> >
> > If it's a new array, how can it already have a size that can't be
> changed?
> > What does this error really mean?
>
> indices() creates an array using arange() and repeat() and then
> reshapes it to the appropriate shape. You probably have bad nx or ny
> values.
>
> --
> Robert Kern
>
> "I have come to believe that the whole world is an enigma, a harmless
> enigma that is made terrible by our own mad attempt to interpret it as
> though it had an underlying truth."
>   -- Umberto Eco
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>



-- 
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lies, prevents mankind from committing a general suicide.  (As interpreted
by Robert Graves)
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