[Numpy-discussion] trying to speed up the following....

Robert Kern robert.kern@gmail....
Wed Mar 25 03:03:45 CDT 2009


On Wed, Mar 25, 2009 at 03:00, Brennan Williams
<brennan.williams@visualreservoir.com> wrote:

> On a more serious note, it is clear that, as expected, operating on
> elements of an array inside a Python for loop is slow for large arrays.
> Soon I will be writing an import interface to read corner point grid
> geometries and I'm currently looking at vtk unstructured grids etc.
> Most of the numpy vectorization is aimed at relatively simply structured
> arrays on the basis that you'll never meet everyone's needs/data structures.
> So I presume that if I find I have a bottleneck in my code which looks
> specific to my data structures I should then look at offloading that to C or
> Fortran? (assuming I can't find it in numpy or scipy).

If you're comfortable with those languages, and need the speed, yes.

-- 
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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