[IPython-User] vim-ipython (on OSX Lion)

Randy Heiland heiland@indiana....
Wed Sep 14 04:28:36 CDT 2011

On Sep 14, 2011, at 1:49 AM, Paul Ivanov wrote:

> Randy, thanks for your patience, read on...
> Randy Heiland, on 2011-09-13 04:59,  wrote:
>> On Sep 13, 2011, at 12:34 AM, Paul Ivanov wrote:
>>> Randy Heiland, on 2011-09-10 15:26,  wrote:
>>>> and then try to enter a 'import os'<ctl-s>, but it doesn't
>>>> appear in the qtconsole.
>>> Last time I checked, though this may have changed, the qtconsole
>>> doesn't listen on subchannel (the way, the vim-ipython shell,
>>> does, for example) to see what other clients are sending to the
>>> kernel, and redisplay the output. In the qtconsole, you can check
>>> the last Out variable which is just called _
>>> The way to check if you line worked is if just 'os' caused a
>>> NameError before you hit Ctrl-S on the import os line, and
>>> returns <module 'os' from '/path/to/your/python2.6/os.pyc'>
>>> afterwards.
>> I'm not sure I'm parsing your comment correctly, but I'm not
>> seeing any "hidden" output in the qtconsole using '_'.
>> Regardless, see next comment…
>>> Another possibility is that the Ctrl-S isn't working for you,
>>> which might be the case if you're running from inside screen. On
>>> successful connection, vim-ipython binds the kernel manager's
>>> shell_channel.execute function to send, so you can try sending
>>> this command from vim
>>> :py send("vim_ipython='works'")
>> I'm not sure what you mean by running "from inside screen".  I
>> simply issue my 'vim' from a Mac "Terminal" (bash) shell.  
> Ok, you're not inside GNU Screen, then.
>> Nothing shows up in qtconsole when I do this from my vim
>> session (and I also tried doing the '_' in the qtconsole to see
>> if it was somehow hidden.
> Right now, the qtconsole doesn't update itself when you send something from
> vim-ipython (or from any other frontend) - this functionality has
> not been implemented yet (this is what I was trying to say with
> the paragraph about qtconsole not listening on subchannel).
> The way to check if your command got sent would be to try to use
> or print the vim_ipython variable inside qtconsole (after sending
> the assignment statement for it from vim-ipython)

Ah, yes, that does indeed work.  Thanks.

> Another way to check would be to hit \d in vim with your cursor
> on the word vim_ipython after sending its definition - this will
> bring up it docstring (assuming that \ is your <leader> which it
> is by default in vim)

This doesn't seem to work, or maybe I'm simply not doing it correctly.

>> Maybe I'll get around to trying this on a Windows machine in
>> the next few days just to see if things work for me there.
> best,
> -- 
> Paul Ivanov
> 314 address only used for lists,  off-list direct email at:
> http://pirsquared.org | GPG/PGP key id: 0x0F3E28F7 
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