creating single-instance executables using python/py2exe

[Sybren Stuvel]

Satchidanand Haridas enlightened us with:
> a new instance is created when I double click on two different
> files. Is there a way in which I can make sure only one instance is
> created?

You could open a listening socket to listen for "open file" commands.
If opening that socket fails (address already in use), connect a
client socket to it, send the appropriate "open file" command, and
exit.

That way, you even have a cross-platform solution.

Sybren
-- 
The problem with the world is stupidity. Not saying there should be a
capital punishment for stupidity, but why don't we just take the
safety labels off of everything and let the problem solve itself? 
                                             Frank Zappa