[mod_python] sys.path shared?

ah-ah! More evidence against threads in the threads versus processes
debate.  ;3)

On Wed, 2004-09-22 at 14:10, Brian Bird wrote:
> Sorry, I should have given this a bit more thought. If you're using a forked
> process environment then I would expect the sys.path variables to be
> separate for each request. If you're using a threaded mpm (which is what I
> use) then I assume sys.path would work like global variables which are
> shared across requests.
> 
> Brian
> 
> -----Original Message-----
> From: mod_python-bounces at modpython.org
> [mailto:mod_python-bounces at modpython.org] On Behalf Of Terry MacDonald
> Sent: 22 September 2004 13:54
> To: mod_python user mailing list
> Subject: RE: [mod_python] sys.path shared?
> 
> 
> Can anyone put me right on my understanding of the way mod_python works in
> an apache forked process environment.  Each process has its own embedded
> interpreter and therefore its own sys.path variable. 
> 
> How is it possible for an apache instance/process with its own embedded
> interpreter to 'reach' across and use/inherit another processes/interpreters
> sys.path?
> 
> 
> 
> On Wed, 2004-09-22 at 09:58, Brian Bird wrote:
> > Might be best to try it: Write a cgi script which prints the sys.path 
> > at the start and at the end. Put a long sleep in the middle then you 
> > can visit your script twice with a browser (start the second visit 
> > while the first one is still running) and see what the sys.path is of 
> > your second visit.
> > 
> > My gut feeling would be that it would be possible but I'm pretty new 
> > to mod_python so I wouldn't rely on that! :-)
> > 
> > Brian
> > 
> > -----Original Message-----
> > From: mod_python-bounces at modpython.org 
> > [mailto:mod_python-bounces at modpython.org] On Behalf Of Terry MacDonald
> > Sent: 21 September 2004 23:44
> > To: mod_python user mailing list
> > Subject: Re: [mod_python] sys.path shared?
> > 
> > 
> > Each apache instance/process has its own interpreter therefore its own 
> > sys.path.  So I would say it is not possible.
> > 
> > On Tue, 2004-09-21 at 23:24, Adrian Holovaty wrote:
> > > I have mod_python code that appends a directory to sys.path and
> > > deletes that
> > > directory from sys.path at the end of the handler. Is it possible that, 
> > > between that push and pop, another Apache instance running the same code
> 
> > > might get the non-popped sys.path, making its sys.path out of sync with
> > the
> > > other Apaches?
> > > 
> > > Adrian
> > > _______________________________________________
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> > > Mod_python at modpython.org
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-- 
Terry
Registered Linux User # 311806
www.taumu.com