On Fri, Jun 20, 2008 at 14:13, Gael Varoquaux <[EMAIL PROTECTED]> wrote: > On Fri, Jun 20, 2008 at 02:07:08PM -0500, Robert Kern wrote: >> > Does somebody have a example of fast looping through ndarrays using >> > modern Cython idioms? > >> If you're using normal Python indexing, then that's where all your >> time is being spent. You need to grab the actual .data pointer and do >> C indexing to get speed. Can you show us the code you are timing? > > That is indeed what I was thinking. There is no way of doing this appart > by using the point-style indexing? I guess I am trying to find the best > (as in most readable) way of doing this. This is for teaching, not > production, so I am very much interested in having something simple.
I believe the numpy-Cython SoC project intended to address just that. I haven't kept up since the initial proposal, though. -- 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 _______________________________________________ Numpy-discussion mailing list [email protected] http://projects.scipy.org/mailman/listinfo/numpy-discussion
