[Zope] External Method cPickle Import Module Error

[Andreas Jung]

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- --On 27. Dezember 2006 19:44:24 -0600 "Sean W. Duffy" <swduffy at unmc.edu> 
wrote:

> Hi,
>
> I have upgraded from Zope 2.8.5 to 2.9.4.  This currently works in the
> 2.8.5 instance but not in the 2.9.4.
>
> I have a Module Progress in /usr/lib/python2.4/site-packages/Progress
> containing 4 files:
>
> __init__.py __init__.pyc  Progress.py  Progress.pyc
>
> Both instances have calls to neuro.py which includes:
>
> from Progress import Progress
>
> The External Method in both instances looks good.  I even updated the
> External Method by clicking the Save Changes button without
> error in the new 294 instance.
>
> But when I access it from the dtml-method it goes boom:
>
> Traceback (innermost last):
>  Module ZPublisher.Publish, line 115, in publish
>  Module ZPublisher.mapply, line 88, in mapply
>  Module ZPublisher.Publish, line 41, in call_object
>  Module Products.ExternalMethod.ExternalMethod, line 134, in manage_edit
>  Module Products.ExternalMethod.ExternalMethod, line 141, in getFunction
>  Module App.Extensions, line 148, in getObject
>   - __traceback_info__: ('/var/lib/hip_294_251/Extensions/neuro.py',
> 'neuro')
>  Module /var/lib/hip_294_251/Extensions/neuro.py, line 299, in ?
>  Module /var/lib/hip_294_251/Extensions/neuro.py, line 9, in GetProgress
> ImportError: No module named Progress
>
> But Progress is in:  /usr/lib/python2.4/site-packages/Progress !
>
> If I just start python at the command line I can import Progress w/o
> error.  I'm guessing that it has something to do with how
> cPickle is sandboxed by Zope, but I just don't get it.
>
>

I don't see any indication for a cPickle issue. *Trible* check that your 
Zope instance use the system Python installationl. Check your file 
permissions, check sys.path, check your $PYTHONPATH.

- -aj
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