From: Ken Mankoff <mankoff@gmail.com>
To: Andreas Leha <andreas.leha@med.uni-goettingen.de>
Cc: emacs-orgmode@gnu.org
Subject: Re: named python session
Date: Thu, 13 Aug 2015 07:52:23 -0700 [thread overview]
Message-ID: <m2614jgs0o.fsf@gmail.com> (raw)
In-Reply-To: <olufv3nl4cf.fsf@med.uni-goettingen.de>
Hi Andreas,
Glad I could help, and THANK YOU for your improvement. I had started to try to use the session name, if present, but never figured it out. It was on my TODO list.
-k.
On 2015-08-13 at 06:12, Andreas Leha <andreas.leha@med.uni-goettingen.de> wrote:
> Hi Ken,
>
> Ken Mankoff <mankoff@gmail.com> writes:
>> Hi Andreas,
>>
>> On 2015-08-12 at 08:06, Andreas Leha <andreas.leha@med.uni-goettingen.de> wrote:
>>> How do I associate that with the python process in *mypy*?
>>> I am asked to start python when I run python-shell-send-region.
>>
>>
>> I have set up my system so that Org asks for a buffer name every time =org-edit-special= is called. This may be helpful to you.
>>
>> -k.
>>
>>
>> *** Custom Python Session Names
>>
>> https://github.com/jorgenschaefer/elpy/issues/383
>>
>> I want each python session to optionally have a unique name, so that I
>> can run multiple sessions in multiple windows/buffers/directories and
>> not have them interact/interfere.
>>
>> Here I've copied =elpy-shell-get-or-create-process= from =elpy.el= and
>> modified it. I also have to modify =python-shell-get-process-name=.
>> This all is fairly easy, except when executing from Org it gets more
>> complicated, hence the special case if a function called from
>> =org-ctrl-c-ctrl-c=.
>>
>> #+BEGIN_SRC emacs-lisp :results none
>> (defun elpy-shell-get-or-create-process ()
>> "Get or create an inferior Python process for current buffer and return it.
>> Customized by KDM to make dedicated sessions"
>> (let* ((bufname (format "*%s*" (python-shell-get-process-name t)))
>> (proc (get-buffer-process bufname)))
>> (if proc
>> proc
>> (run-python (python-shell-parse-command) t nil) ;; DEDICATED!
>> (get-buffer-process bufname))))
>>
>> (defun python-shell-get-process-name (dedicated)
>> (if (equal this-command 'org-ctrl-c-ctrl-c)
>> (kdm/orig-py-sh-get-proc-name dedicated)
>> (kdm/my-py-sh-get-proc-name dedicated)))
>>
>> (defun kdm/orig-py-sh-get-proc-name (dedicated)
>> "Calculate the appropriate process name for inferior Python process.
>> If DEDICATED is t returns a string with the form
>> `python-shell-buffer-name'[variable `buffer-name']."
>> (let ((process-name
>> (if (and dedicated
>> (buffer-name))
>> (format "%s[%s]" python-shell-buffer-name (buffer-name))
>> (format "%s" python-shell-buffer-name))))
>> process-name))
>>
>> (defun kdm/my-py-sh-get-proc-name (dedicated)
>> (if (boundp 'py-buf-proc-name)
>> (format "%s" py-buf-proc-name)
>> (setq-local py-buf-proc-name
>> (format "%s"
>> (completing-read "Python session name: "
>> nil nil nil (buffer-name) nil (buffer-name)))
>> )))
>>
>> #+END_SRC
>
> Thanks a lot for setting me on the right track! I am quite surprised
> (coming from ess as my interface to R) that multiple named sessions
> aren't supported out of the box for python.
>
> I use your code now, which in my use-case works great. Only slight
> variation: I set the default python process-name to the session name
> using these two functions:
>
> #+BEGIN_SRC emacs-lisp :results none
> (defun al-org-babel-get-session (&optional arg info)
> "Return the :session of the current source-code block.
> Will return
> - nil if :session is given but not named
> - \"none\" if no :session argument is specified
> - the session name otherwise"
> (interactive)
> (if (org-src-edit-buffer-p)
> (let ((beg org-src--beg-marker))
> (with-current-buffer (org-src--source-buffer)
> (goto-char beg)
> (al-org-babel-get-session)))
> (let* ((info (or info (org-babel-get-src-block-info)))
> (params (nth 2 info))
> (session (cdr (assoc :session params))))
> session)))
>
> (defun kdm/my-py-sh-get-proc-name (dedicated)
> (let* ((sessionname (al-org-babel-get-session))
> (defaultname (or sessionname (if (equalp sessionname "none")
> (buffer-name)
> sessionname))))
> (if (boundp 'py-buf-proc-name)
> (format "%s" py-buf-proc-name)
> (setq-local py-buf-proc-name
> (format "%s"
> (completing-read "Python session name: "
> nil nil nil defaultname nil defaultname))))))
> #+END_SRC
>
> Thanks again,
> Andreas
prev parent reply other threads:[~2015-08-13 14:52 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-08-12 15:06 named python session Andreas Leha
2015-08-12 16:34 ` Ken Mankoff
2015-08-13 13:12 ` Andreas Leha
2015-08-13 14:52 ` Ken Mankoff [this message]
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