[Pythonmac-SIG] Opening an app from another app under different OSX versions

Bob Ippolito bob at redivi.com
Wed Jan 24 23:29:31 CET 2007


On 1/24/07, David Woods <dwoods at wcer.wisc.edu> wrote:
> > > Adding the path didn't help.  Calling "open -a TransanaHelp.app"
> > > from the
> > > command line finds the app, and adding the full path makes
> > is start
> > > a bit
> > > faster.  But when the same call is made from within my
> > bundled Python
> > > program (regardless of whether the path is included), I see the
> > > following in
> > > the console:
> > >
> > > 'import site' failed; use -v for traceback
> > > Traceback (most recent call last):
> > >   File "/Applications/Transana_2/TransanaHelp.app/Contents/MacOS/
> > > TransanaHelp",
> > > line 3, in ?
> > >     import sys, os
> > > ImportError: No module named os
> > >
> > > So it seems, if I'm interpreting this right, like Python's not able
> > > to find
> > > its own modules under this particular scenario.  Line 3 of
> > > TransanaHelp.py,
> > > by the way, is not the import statement shown here.  That
> > line 3 is
> > > of some
> > > internal Python routine that's not part of my code.
> >
> > I had a problem like this when first moving from distutils-based
> > setup files to setuptools-based setup files.  Getting the latest
> > version of py2app may help.
> >
> > --Dethe
>
> Upgrading to py2app 0.3.5 had absolutely no effect.
>

It's *probably* because py2app sets a lot of environment variables
that can effect child Python interpreters... Try clearing out any PY*
environment variables sometime early in your script.

-bob


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