Hotshoting recursive function

[Selvam]

On Wed, May 25, 2011 at 2:20 PM, Gabriel Genellina
<gagsl-py2 at yahoo.com.ar>wrote:

> En Sun, 22 May 2011 10:42:08 -0300, Selvam <s.selvamsiva at gmail.com>
> escribió:
>
>
>  I am using  hotshot module to profile my python function.
>>
>> I used the details from (
>>
>> http://code.activestate.com/recipes/576656-quick-python-profiling-with-hotshot/
>> ).
>>
>> The function I profile is a recursive one and I am getting the following
>> error,
>>
>> "ProfilerError: profiler already active"
>>
>> I guess this is due to the recursive call to the profiling function.
>>
>> I would like to get some suggestions.
>>
>
> The recursive call inside your function should call the undecorated
> function, not the decorated function again. Decorator syntax is not
> convenient anymore.
>
> Using the same names as in the recipe example:
>
>
> # a recursive function
> def my_slow_function(n):
>  ...
>  return my_slow_function(n-1)
>
>
> my_profiled_slow_function = hotshotit(my_slow_function)
> my_profiled_slow_function(n)
>
>
> This works, in the sense that it does not raise ProfileError anymore.
> Interpreting profile data is up to you...
>
>
>
Thanks Gabriel, it makes more sense !

> --
> Gabriel Genellina
>
> --
> http://mail.python.org/mailman/listinfo/python-list
>



-- 
Regards,
S.Selvam
SG E-ndicus Infotech Pvt Ltd.
http://e-ndicus.com/

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