[Pyobjc-dev] Re: sys.path strangeness

[ytrewq1 <yt...@gm...>]

Further investigation revealed that the PYTHONPATH environment
variable gets modified -- this explains the change in sys.path, but I
don't understand why PYTHONPATH is changing...

On Sat, 26 Feb 2005 00:23:48 +0900, ytrewq1 <yt...@gm...> wrote:
> Under certain conditions sys.path becomes permanently modified in an
> odd manner on my system (until I log out and log back in).  Worse, the
> site-packages directory is removed from sys.path so a bunch of stuff
> becomes unavailable.
> 
> As far as I can tell, this appears to happen sometimes after
> loading/running code in some of my PyObjC plug-ins (they were built
> using py2app).  Unfortunately I don't have a reliable way of
> reproducing the problem yet.
> 
> FWIW, the directories which remain in sys.path (other than the initial ' ') are:
> 
> /System/Library/Frameworks/Python.framework/Versions/2.3/lib/python23.zip
> /System/Library/Frameworks/Python.framework/Versions/2.3/lib/python2.3
> /System/Library/Frameworks/Python.framework/Versions/2.3/lib/python2.3/plat-darwin
> /System/Library/Frameworks/Python.framework/Versions/2.3/lib/python2.3/plat-mac
> /System/Library/Frameworks/Python.framework/Versions/2.3/lib/python2.3/plat-mac/lib-scriptpackages
> /System/Library/Frameworks/Python.framework/Versions/2.3/lib/python2.3/lib-tk
> /System/Library/Frameworks/Python.framework/Versions/2.3/lib/python2.3/lib-dynload
> 
> Under 'normal' conditions, my sys.path basically consists of a path to
> Twisted before the python23.zip path and some paths including
> site-packages after the lib-dynload path above.
> 
> After the modification, everything before the python23.zip path and
> everything after the last lib-dynload path are removed and a number of
> paths within one of my plug-in bundles is prepended before the
> python23.zip path.
> 
> I was looking through Resources/site.py which lives in each of my
> plug-in bundles and noticed a section which appears to modify
> sys.path.  I wonder if that could be related to what I'm
> experiencing...
> 
> I don't know if this is related, but I started noticing this behavior
> after using the current installer for appscript -- moving the
> installed files and directories away didn't seem to have any effect so
> it may be unlrelated.
> 
> Any help would be appreciated.
>