Re: fiologparser.py

[Jens Axboe <axboe@kernel.dk>]

On 05/24/2016 09:22 AM, Ben England wrote:
>
>
> ----- Original Message -----
>> From: "Mark Nelson" <mark.a.nelson@gmail.com>
>> To: "Ben England" <bengland@redhat.com>, "Martin Steigerwald" <ms@teamix.de>
>> Cc: fio@vger.kernel.org, "Mark Nelson" <mnelson@redhat.com>, "Jens Axboe" <axboe@kernel.dk>
>> Sent: Tuesday, May 24, 2016 10:04:14 AM
>> Subject: Re: fiologparser.py
>>
>> Let's see if we can remove the numpy and scipy dependencies.  It looks
>> like we are just using it for min/average/median/max/percentile
>> calculations.  It would be nice if users didn't need anything other than
>> argparse.
>>
>
> Just curious, why is scipy a problem?  Is it because CBT isn't a
> package so you don't get dependencies handled when you install it?  You
> are correct, it's easy to remove the dependencies, I just didn't know it
> was causing problems for people.  You can get percentiles from just
> sorting the sample values and indexing into the array at the appropriate
> offset, I was just trying to re-use existing classes.

It's not necessarily a problem, but the less dependencies you have, the
easier it is for people to use. I do the same for fio, try to have as
few external dependencies as possible. Remember, not everybody is
running on Linux...

-- 
Jens Axboe