[Numpy-discussion] iteration slowing, no increase in memory

Robert Kern robert.kern@gmail....
Fri Sep 11 16:31:21 CDT 2009


On Thu, Sep 10, 2009 at 14:39, David Warde-Farley<dwf@cs.toronto.edu> wrote:
> On 10-Sep-09, at 1:09 PM, Robert Kern wrote:
>
>> One thing you can do to verify this is to change the order of
>> iteration. You will also want to profile your code. Then you can see
>> what is taking up so much time.
>>
>>  http://docs.python.org/library/profile
>
> Because apparently Robert is too modest to mention his own
> contribution to profiling:
>
> http://packages.python.org/line_profiler/

Not at all. It's just not relevant yet. line_profiler is good if you
know that a particular function is taking too long but don't know why.
You have to use cProfile first to figure out which function, if any,
is the bottleneck.

-- 
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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