[Numpy-discussion] Arrays of Python Values
Pauli Virtanen
pav at iki.fi
Fri Jul 23 04:58:39 EDT 2010
Fri, 23 Jul 2010 01:16:41 -0700, Ian Mallett wrote:
[clip]
> Because I've never used arrays of Python objects (and Googling didn't
> turn up any examples), I'm stuck on how to sort the corresponding array
> in NumPy in the same way.
I doubt you will gain any speed by switching from Python lists to Numpy
arrays containing Python objects.
> Of course, perhaps I'm just trying something that's absolutely
> impossible, or there's an obviously better way. I get the feeling that
> having no Python objects in the NumPy array would speed things up even
> more, but I couldn't figure out how I'd handle the different attributes
> (or specifically, how to keep them together during a sort).
>
> What're my options?
One option could be to use structured arrays to store the data, instead
of Python objects.
--
Pauli Virtanen
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