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From: Eric Schulte <schulte.eric@gmail.com>
To: Herbert Sitz <hsitz@nwlink.com>
Cc: emacs-orgmode@gnu.org
Subject: Re: org-babel -- Improper syntax error in session mode?
Date: Mon, 20 Jun 2011 14:15:22 -0700	[thread overview]
Message-ID: <87aadcxl05.fsf@gmail.com> (raw)
In-Reply-To: <loom.20110620T223952-132@post.gmane.org> (Herbert Sitz's message of "Mon, 20 Jun 2011 20:45:05 +0000 (UTC)")

Herbert Sitz <hsitz@nwlink.com> writes:

> Eric Schulte <schulte.eric <at> gmail.com> writes:
>> I've changed the python session evaluation so that it explicitly sends a
>> RET to the inferior Python process after every line of input.  The
>> attached patch makes this change.  
>
>> I can confirm that this fixes the
>> problem in your example (when an empty line is placed between the block
>> and the subsequent print statement)
>
> Eric --
>
> I did confirm that the patch works with this block:
> ------------------------------------------------
> #+begin_src python :results output :session mypy 
>     x = 1
>     for i in range(1,5):
>         x = x + i
>         print x
>
>     print "Did it work?"
> #+end_src
> ------------------------------------------------
>
> But it doesn't work with the block below, which _is_ valid Python code.

As far as I can tell the problem with the block below (missing the
space) is due to problems with the Python interpreter.

[...]

> ----------------------------------------------
> #+begin_src python :results output :session mypy 
>     x = 1
>     for i in range(1,5):
>         x = x + i
>         print x
>     print "Did it work?"
> #+end_src
> -------------------------------------------

[...]

>
> I hope I'm not confusing things.

No worries, however, I maintain that it is beyond the scope of Babel's
Python interaction to address examples such as the one given above which
do not work when typed into the Python verbatim session by the user.

> The patch does help, but doesn't address the extra-line insertion
> issue.
>

Fair enough.

Does it work for other "normal" Python interactive code blocks?  Have
you noticed any places where the previous version worked but the new
version doesn't?  If it seems safe then I would like to apply it.

Best -- Eric

>
> -- Herb
>
>
>
>
>

-- 
Eric Schulte
http://cs.unm.edu/~eschulte/

  reply	other threads:[~2011-06-20 21:15 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-06-19 21:54 org-babel -- Improper syntax error in session mode? Herbert Sitz
2011-06-19 23:21 ` Eric Schulte
2011-06-20  1:59   ` Herbert Sitz
2011-06-20  2:12   ` Herbert Sitz
2011-06-20  3:17     ` Nick Dokos
2011-06-20  3:46       ` Herbert Sitz
2011-06-20 19:23       ` Eric Schulte
2011-06-20 20:45         ` Herbert Sitz
2011-06-20 21:15           ` Eric Schulte [this message]
2011-06-20 23:16             ` Herbert Sitz
2011-06-21  0:08               ` Nick Dokos
2011-06-21  0:27                 ` Herbert Sitz
     [not found]                   ` <hesitz@gmail.com>
2011-06-21  1:17                     ` Nick Dokos
2011-06-21  2:19               ` Eric Schulte
2011-06-21  5:13                 ` Herbert Sitz
2011-06-21  7:15                   ` Thomas S. Dye
2011-06-21 15:35                     ` Herbert Sitz
2011-06-21 16:27                       ` Thomas S. Dye
2011-06-21 17:42                         ` Eric Schulte
2011-06-21 17:51                         ` Herbert Sitz
2011-06-21 17:52                       ` Eric Schulte
2011-06-27 18:09                         ` Herbert Sitz
2011-06-21 17:26                   ` Eric Schulte
2011-06-27 18:22                     ` Herbert Sitz
2011-06-20 21:18     ` Jambunathan K

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