[Numpy-discussion] Accessing rank-0 array value?

[Todd Miller]

On Mon, 2004-06-07 at 05:27, Peter Verveer wrote:
> For instance:
> 
>  >>> float(b)
> 2.0
> 
> or probably more appropriate since it retains the type:
> 
>  >>> b[()]
> 2
> 
> Both not very intuitive, are there any better ways?

Not that I'm aware of.  The root problem is that it is not possible to
say:  b[].

At one point, it was possible to say b[0],  but that feature was
intentionally removed after a fair amount of discussion.

Todd

> 
> On 7 Jun 2004, at 11:17, Francesc Alted wrote:
> 
> > Hi,
> >
> > Perhaps this is a stupid question, but I did not found any easy way to 
> > get
> > the python object value from a rank-0 numarray array. That is:
> >
> >>>> from numarray import *
> >>>> b=array(2)
> >>>> b
> > array(2)
> >>>> b[0]
> > Traceback (most recent call last):
> >   File "<stdin>", line 1, in ?
> > IndexError: Too many indices
> >
> > In C, that seem to be possible provided you use the call:
> > PyObject* PyArray_Return(PyArrayObject *apr)
> >
> > Is there any way to do that in python?
> 
> 
> 
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-- 
Todd Miller <jmiller at stsci.edu>