[visionegg] Re: How to cleanly clear and reset the session?
- From: Andrew Straw <astraw@xxxxxxxxxxx>
- To: visionegg@xxxxxxxxxxxxx
- Date: Mon, 02 Feb 2009 13:40:13 -0800
Alex Bennee wrote:
> On Mon, Feb 2, 2009 at 5:04 PM, Andrew Straw <astraw@xxxxxxxxxxx> wrote:
>
>> Alex Bennee wrote:
>>
>>> Hi,
>>>
>>> I'm doing some work on an experiment for a friend of mine. It's my
>>> first time using VisionEgg and I'm having problems with correctly
>>> clearing down the session. If my experiment bails out the Vision Egg
>>> window stays displayed. It's then random if the next time I run the
>>> experiment if it will fail to start (example: "error: Text has zero
>>> width") or crash python completely.
>>>
>>> I'm running this on WinXP which is a little outside of my natural
>>> environment so I'm not sure if this is a Windows thing or a VE thing.
>>>
>>>
>> Hi Alex,
>>
>> I don't think I've experienced this before, but I'm not entirely clear
>> what's happening. If you run your script from the command line, does the
>> first script quit entirely (you get a prompt back) before running the
>> second?
>>
>
> It's running in the python shell (via emacs). So it never quits python
> fully (emacs keeps the inferior python shell running as long as
> needed).
>
>
>> Did the first script close properly, or did an exception happen?
>>
>
> It threw an exception in my code and dropped back to the python -i shell.
>
>
>> If an exception, can you cut and paste that exception?
>>
>
> I could (if I was at the machine right now :-) but the exception is in
> my code so it's probably not relevant. However the VisionEgg GL window
> stays open. I tried myApp.screen.close() but that didn't seem to help.
>
You could try pygame.quit(). Other than that, my other suggestion is to
kill the VE process via the operating system.
--
Dr. Andrew D. Straw
California Institute of Technology
http://www.its.caltech.edu/~astraw/
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