[mod_python] MPServlets

Daniel J. Popowich wrote:
> John Aherne writes:
>   
>> Some time last year there was discussion between Daniel Popowich and 
>> Graham Dumpleton about the changes to mod_python 3.3 and the import 
>> process.
>>
>> That gave Daniel some problems because of his own developed import 
>> mechanism.
>>
>> I have not seen any indication that Daniel produced an update to 
>> MPServlets to work with the 3.3 modpython.
>>
>> Does anyone know if anything happened or even that an update was requred 
>> or not.
>>     
>
> Hi.  Dan here.  No, I have made no further updates to mpservlets.
>
> The only real problem with 3.3 (affecting mpservlets) was the change
> made that affected sys.path: in 3.2, the handler directory was placed
> in sys.path, in 3.3 it isn't, so python modules co-located with
> servlet files (*.mps) in the handler directory could not be imported
> by the mps files without error.  This is immediately evident with the
> tutorial that comes with mpservlets.
>
> To me, such a major change in functionality between minor releases was
> (still is) a bug: I should not have to modify my applications to get
> them to work from one minor release to the next.  I expressed my
> frustration on the modpython-dev list, but my concerns fell mostly on
> deaf ears (oh, sympathy I suppose, but no action).
>
> Not that I don't want to update mpservlets, but I found myself so
> terribly frustrated by the major functionality change in a minor
> release, plus, for my liking, the obfuscated complexity of the new
> importer, I didn't (and still don't) have the time necessary to
> include the new importer into mpservlets.
>
> I have always had a problem with the way mod_python handles sys.path
> and importing, which as I see it, has its roots in the unfortunate
> perception that "mod_python == publisher is True."  Yes, this list was
> swamped with import issues prior to 3.3, but I have a fundamental
> (philosophical?) problem with the solution.
>
> Meanwhile...
>
> The solution for me (running mpservlets under 3.3.x with co-located
> python modules) has been to set PythonPath explicitly in my apache
> config and/or .htaccess files.
>
>
> Cheers,
>
> Daniel Popowich
> ---------------
> http://www.astro.umass.edu/~dpopowich/python/mpservlets/
>
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>   
Daniel

Thanks for the info. I shall look up how to add in PythonPath and see 
how I get on.
Hopefully this will let me move on to 3.3.

Regards

John Aherne