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From: Eric Schulte <eric.schulte@gmx.com>
To: Richard Stanton <stanton@haas.berkeley.edu>
Cc: "'emacs-orgmode@gnu.org'" <emacs-orgmode@gnu.org>
Subject: Re: Python code block hangs with :session if python-mode is loaded
Date: Sun, 01 Apr 2012 08:50:04 -0400	[thread overview]
Message-ID: <877gxzwr9f.fsf@gmx.com> (raw)
In-Reply-To: <40C7B1BFC291ED4E9D10436D07736A334702EB9E79@EXMAIL7.haas.uc.berkeley.edu> (Richard Stanton's message of "Sat, 31 Mar 2012 15:40:41 -0700")

Richard Stanton <stanton@haas.berkeley.edu> writes:

> I have python-mode (latest version from Launchpad) set up to handle python editing in Emacs.
>
> Using orgmode, the following code block runs fine if Ipress C-c C-c, producing the (correct) output shown:
>
> #+begin_src python :results output
> print "%d + %d = %d" % (2, 3, 2+3)
> 2**5
> #+end_src
>
> #+RESULTS:
> : 2 + 3 = 5
>
> If I do not have (require 'python-mode) in my init.el, the following also works fine:
>
> #+begin_src python :results output :session
> print "%d + %d = %d" % (2, 3, 2+3)
> 2**5
> #+end_src
>
> #+RESULTS:
> : 2 + 3 = 5
> : 32
>
> However, if (require 'python-mode) is in my init.el file, pressing C-c
> C-c in the second code block causes Emacs to hang with the message
> "Executing python code block". I can get out by pressing C-g, but it
> never returns otherwise.
>

Hi Richard,

The above executes without problem for me regardless of whether
python-mode has been explicitly loaded.  I have python mode py-version
"5.1.0" on my machine.  My guess is that python-mode changed the session
prompt in such a way that Babel can not tell when execution has
completed.  I have the following in my *Python* session buffer after
execution [1], what are the contents of your *Python* session buffer
after you have C-g'd out of the loop?

Best,

Footnotes: 
[1]  *Python*
>>> print "%d + %d = %d" % (2, 3, 2+3)
2 + 3 = 5
2**5
>>> 
32
>>> 
>>> 
>>> 'org_babel_python_eoe'
>>> 'org_babel_python_eoe'
>>> print "%d + %d = %d" % (2, 3, 2+3)
2 + 3 = 5
>>> 2**5
32
>>> 
>>> 
>>> 
>>> 'org_babel_python_eoe'
'org_babel_python_eoe'
>>> 
-- 
Eric Schulte
http://cs.unm.edu/~eschulte/

  reply	other threads:[~2012-04-01 14:50 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-03-31 22:40 Python code block hangs with :session if python-mode is loaded Richard Stanton
2012-04-01 12:50 ` Eric Schulte [this message]
2012-04-01 15:37   ` Richard Stanton
  -- strict thread matches above, loose matches on Subject: below --
2012-03-31 23:02 Richard Stanton
2012-04-01 16:19 Rustom Mody

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