[Numpy-discussion] indexing bug?

Nadia Dencheva dencheva@stsci....
Fri Sep 28 14:07:30 CDT 2007


This should return an error and not silently truncate to int.

Nadia

Lou Pecora wrote:
> Looks like it truncates to an int.  But I wouldn't do
> it especially if you use floating operations (+,*,/,
> etc.) since what you get may not truncate to the
> integer you expect.  Remember floats are approximate
> representations for many rational numbers.  Stick with
> integers, IMHO.
> 
> --- Nadia Dencheva <dencheva@stsci.edu> wrote:
> 
>> Is indexing with floats really allowed in numpy?
>>
>>
>>  >>> a=numpy.array([1,2,3,4])
>>  >>> a[2.99]
>> 3
> 
> 
> 
> -- Lou Pecora,   my views are my own.
> 
> 
>        
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