Re: [org-babel] switching off (re-)evaluation of code blocks during Org export

[Torsten Anders <torsten.anders@beds.ac.uk>]

Dear Eric,

Sorry for the noise, it works fine. 

> see the manual for valid values for the eval header argument.


I actually did, but only the online version so far. Of course, for such changes I had to check the doc sources...

Anyway, thanks a lot!! 

Best wishes,
Torsten

On 28 Nov 2011, at 07:13, Eric Schulte wrote:

> Hi Torsten,
> 
> Change "non-export" to "no-export", see the manual for valid values for
> the eval header argument.
> 
> Best -- Eric
> 
> Torsten Anders <torsten.anders@beds.ac.uk> writes:
> 
>> Dear Eric,
>> 
>> Apologies for my late response (too much teaching and admin in this new job :-P). Thanks a lot again for kingly adding the "eval" header
>> argument "non-export". From what I understand in your message this would be exactly what I was looking for (allow interactive
>> evaluation, but inhibit code block evaluation during export). I just pulled the latest org sources and tested your addition. 
>> 
>> Unfortunately, even when using this header argument value, code blocks in both Lilypond and Fomus are still executed when the buffer is exported to either PDF (via Latex) or HTML. 
>> 
>> Below is a test that I understood should not execute during export. Am I missing something?
>> 
>> 
>> #+begin_src fomus :eval non-export :results silent :file fomus-test.ly
>> time 1 dur 1 pitch 60;
>> #+end_src
>> [[file:fomus-test.pdf]]
>> 
>> Thanks a lot again! 
>> 
>> Best wishes,
>> Torsten
>> 
>> 
>> On 22 Nov 2011, at 01:23, Eric Schulte wrote:
>> 
>>> Hi Torsten,
>>> 
>>> Torsten Anders <torsten.anders@beds.ac.uk> writes:
>>> 
>>>> Dear Sebastien and Eric,
>>>> 
>>>> Thanks a lot for your kind replies. However, this is not yet quite what I am after.
>>>> 
>>>> I want to be able to manually execute each code block, but not
>>>> automatically whenever the whole document is rendered. So, I would
>>>> always switch on/off "eval never". Hm...
>>>> 
>>> 
>>> I've just pushed up a patch which adds a new option to the "eval" header
>>> argument.  Setting eval to "non-export" will now allow interactive
>>> evaluation, but will inhibit code block evaluation during export.  This
>>> should address your need as I understand it.
>>> 
>>>> 
>>>> I will try out the ":cache" header argument. However, again this does
>>>> not work so well, because for the languages I am using the :file
>>>> argument does not work very well (I have to manually change
>>>> extensions, so I include the resulting file links by hand anyway and
>>>> set :results to silent.
>>>> 
>>>> So, I it sounds like few org-babel users is really running larger
>>>> applications in their code blocks which can delay the export of the
>>>> whole document considerably.
>>>> 
>>> 
>>> I would not jump to that conclusion.  I have used babel code blocks to
>>> cache the results of very long running results, however between the
>>> :cache header argument and the ability to manually disassociate
>>> generated results from code blocks I have not had any problems
>>> inhibiting execution during export.
>>> 
>>> Best -- Eric
>>> 
>>>> 
>>>> Anyway, thanks a lot for your feedback.
>>>> 
>>>> Best wishes,
>>>> Torsten
>>>> 
>>>> 
>>>> 
>>>> 
>>> 
>>> -- 
>>> Eric Schulte
>>> http://cs.unm.edu/~eschulte/
>> 
> 
> -- 
> Eric Schulte
> http://cs.unm.edu/~eschulte/