Re: list of unique values from a TTree

From: <wlavrijsen_at_lbl.gov>
Date: Fri, 25 May 2012 10:16:15 -0700


Tim,

> When using ROOT from python you suffer a large penalty for each C++
> function you call. Lots of magic goes on to convert arguments, figure
> things out at runtime etc. I have never gone out to measure this in a
> scientific way so this is more of a hunch than anything else.

your hunch is quite correct, though. From yesterday's CHEP:

   https://indico.cern.ch/getFile.py/access?contribId=149&sessionId=6&resId=0&materialId=slides&confId=149557

Best regards,

            Wim

-- 
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Received on Fri May 25 2012 - 19:16:35 CEST

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