Re: [O] Restrict include to some backend

[Clément Pit--Claudel]

The examples below should have read begin_only:

> #+begin_only html
> #+include foo.py src python
> #+end_ony
> 
> #+begin_only latex
> This is processed as *regular* ~org-mode~ code, but only when exporting to 
> LaTeX.
> #+end_only

Clément

On 2016-09-06 09:59, Clément Pit--Claudel wrote:
> Hi Fabrice,
> 
> I've run into this issue recently (while writing my first large document in 
> Org).  I couldn't find a good native solution, so I used a rather unpleasant 
> trick, and I've been meaning to write emacs-orgmode about it since then.
> 
> In my documents I have a BEGIN_ONLY environment that I use like this:
> 
> #+begin_only html
> #+include foo.py src python
> #+end_ony
> 
> #+begin_only latex
> This is processed as *regular* ~org-mode~ code, but only when exporting to 
> LaTeX.
> #+end_only
> 
> I remove the blocks based on the current backend using a crude pre-processing 
> step in Emacs lisp. I can share the code if you're in a hurry, but maybe this 
> idea can also be integrated to Org itself?
> 
> For the record, here are places where this was useful:
> 
> * Some complex math was improperly rendered by MathJax; I made SVG images of 
> it and declared a macro that inserted the actual math in LaTeX mode, and the 
> SVG in HTML mode. To get backend-dependent macro definitions, I used 
> BEGIN_ONLY blocks.
> 
> * I wanted to set the TOC depth only for the HTML version; I used 
>     #+BEGIN_ONLY html
>     #+TOC: headlines 2
>     #+END_ONLY html
> 
> * In HTML mode listings are labeled as "listings," but in TeX mode they are 
> listed as "figures"; I used a backend-dependent macro definition to smoothe 
> out the difference.
> 
> * I split a figure in two in HTML, while using two subfigures in LaTeX
> 
> * I included PDF figures in LaTeX and SVG figures in HTML in some places
> 
> * I have my own custom-written citation processor for HTML; I included the "* 
> Bibliography" header only in the HTML, since LaTeX inserted it by itself.
> 
> Cheers,
> Clément.
> 
> On 2016-09-06 01:13, Fabrice Popineau wrote:
>> Hi,
>>
>> Maybe there is an obvious answer but I wonder how to restrict
>> including a file to some backend. The following doesn't work:
>>
>> #+begin_export latex
>> #+include foo.py src python
>> #+end_export
>>
>> (Not that I expected it to actually work, but it shows the goal)
>> Any idea ? Thanks for your help.
>>
>> Fabrice
>

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