From mboxrd@z Thu Jan  1 00:00:00 1970
From: Thierry Banel <tbanelwebmin@free.fr>
Subject: Re: speeding up Babel Gnuplot
Date: Thu, 29 Dec 2016 21:34:25 +0100
Message-ID: <58657351.40000@free.fr>
References: <5864217C.7060001@free.fr> <8760m2mrh9.fsf@nicolasgoaziou.fr>
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To: Nicolas Goaziou <mail@nicolasgoaziou.fr>
Cc: emacs-orgmode@gnu.org

Le 29/12/2016 21:04, Nicolas Goaziou a =E9crit :
> I did some optimizations in master branch. I go below 1 sec for the 150=
0
> rows table.
Confirmed! Your latest commit givesa huge boost.

>> Here is a fix to speed up the rendering to a mere fraction of a second=
.
>>
>> #+BEGIN_SRC elisp
>> (defun org-babel-gnuplot-table-to-data (table data-file params)
>>   "Export TABLE to DATA-FILE in a format readable by gnuplot."
>>   (let ((org-babel-gnuplot-timestamp-fmt
>>      (or (plist-get params :timefmt) "%Y-%m-%d-%H:%M:%S")))
>>     (with-temp-file data-file
>>       (mapc (lambda (line)
>>           (mapc (lambda (cell)
>>               (insert (org-babel-gnuplot-quote-tsv-field cell))
>>               (insert "\t"))
>>             line)
>>           (insert "\n"))
>>         table)))
>>   data-file)
>> #+END_SRC
> The comparison is not fair, because the function doesn't handle all the
> cases `orgtbl-to-generic' handles.
>
Of course it was not fair.
It was just a quick-and-dirty-not-to-be-commited patch to discuss the iss=
ue.
And of course improving orgtbl-to-generic benefits to many usages,
besidesBabel Gnuplot.
Thanks for taking care and doing so so quickly.

Thierry