Re: Babel should not work in the subtree marked as not exported

[zwz <zhangweize@gmail.com>]

Ken Mankoff <mankoff@gmail.com> writes:

> Hi Andreas,
>
> On 2014-03-11 at 09:41, Andreas Leha wrote:
>> Hi Ken,
>>
>> Ken Mankoff <mankoff@gmail.com> writes:
>>
>>> On 2014-03-11 at 08:47, zwz wrote:
>>>> In my setup, there is 
>>>> (setq org-export-exclude-tags '("private" "exclude")
>>>>
>>>> and In my test.org:
>>>>
>>>> * test
>>>>
>>>> ** Not exported                :exclude:
>>>>    #+BEGIN_SRC ditaa :file test.png :cmdline -E
>>>>           +--------+---+---+---+---+---+---+---+  +---+---+---+---+---+---+---+---+
>>>>       x   | 0 cRED | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 1 |
>>>>           +--------+---+---+---+---+---+---+---+  +---+---+---+---+---+---+---+---+
>>>>    #+END_SRC
>>>>
>>>> ** blah blah
>>>>    blah blah blah
>>>>
>>>>
>>>> When I try to export it to pdf, the test.png is still generated,
>>>> although it is not used for the pdf at all.
>>>> So I think the export procedure may be optimized for more efficiency.
>>>
>>> No, because I often have code and sections I don't want exported, but
>>> I want their side-effects active. For example, code with sessions
>>> where part is not exported, but I need that code run so code
>>> elsewhere, using the same session, is able to run and be exported.
>>>
>>>   -k.
>>
>>
>> So what is your suggestion for the OP to achieve what he is after?
>> noexport and noeval at the same time.
>>
>
> I do not have a suggestion. I'm not very familiar with the various
> options, and didn't know noeval exists. That sounds like a good
> solution. The OP suggestion of "may be optimized" is vague, but I took
> it, perhaps incorrectly, to mean "don't run code in noexport
> sections", hence my disagreement.
>
>   -k.

I totally get you.
As I was not aware of the fact that it is session related, I used the
vague phrase.
Now I just want to know how to turn off "session" for some source block.