measuring a function time

[Rodrick Brown]

Someone should port Perl's Benchmark.pm module to python that's such a useful module to measure a functions execution time and CPU usage. 

Sent from my iPhone 4.

On Jul 29, 2010, at 3:43 PM, "Benjamin J. Racine" <bjracine at glosten.com> wrote:

> I just use ipython's functions (that are themselves just calls to the time module functions) for timing my functions... 
> 
> Enter:
> %timeit?
> or
> %time
> 
> At the Ipython command prompt to get started.
> 
> Ben R.
> 
> On Jul 29, 2010, at 7:43 AM, D'Arcy J.M. Cain wrote:
> 
>> On Thu, 29 Jul 2010 08:45:23 -0400
>> Joe Riopel <goon12 at gmail.com> wrote:
>>> On Thu, Jul 29, 2010 at 8:34 AM, Mahmood Naderan <nt_mahmood at yahoo.com> wrote:
>>>> the output should be 7600 (s) for example. What is the best and easiest way
>>>> to do that?
>>> 
>>> Take a look at time.clock()
>> 
>> I don't know if that's what he wants.  The clock() method returns
>> processor time, not wall time.
>> 
>> Python 2.6.5 (r265:79063, Jul  8 2010, 16:01:18) 
>> [GCC 4.1.3 20080704 prerelease (NetBSD nb2 20081120)] on netbsd5
>> Type "help", "copyright", "credits" or "license" for more information.
>>>>> from time import time, clock, sleep
>>>>> t = time()
>>>>> print time() - t, clock()
>> 0.000596046447754 0.03
>>>>> sleep(3)
>>>>> print time() - t, clock()
>> 3.03474903107 0.03
>>>>> x = open("BIGFILE").read()
>>>>> print time() - t, clock()
>> 10.2008538246 1.42
>> 
>> -- 
>> D'Arcy J.M. Cain <darcy at druid.net>         |  Democracy is three wolves
>> http://www.druid.net/darcy/                |  and a sheep voting on
>> +1 416 425 1212     (DoD#0082)    (eNTP)   |  what's for dinner.
>> -- 
>> http://mail.python.org/mailman/listinfo/python-list
> 
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