From mboxrd@z Thu Jan  1 00:00:00 1970
From: Ken Mankoff <mankoff@gmail.com>
Subject: Re: Babel should not work in the subtree marked as not exported
Date: Tue, 11 Mar 2014 09:27:57 -0400
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To: zwz <zhangweize@gmail.com>
Cc: emacs-orgmode@gnu.org


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.