[Zope3-dev] xml import / export in z2 & z3

[Joseph Method]

There's also Amara, which is designed to be Pythonic:

http://uche.ogbuji.net/uche.ogbuji.net/tech/4suite/amara/

On 12/7/05, Jean-Marc Orliaguet <jmo at ita.chalmers.se> wrote:
> Martijn Faassen wrote:
>
> > Andreas Jung wrote:
> >
> >>> I'm about to write an xml importer for importing simple data
> >>> (properties,
> >>> dictionaries). Exporting is easy, importing is trickier because a
> >>> parser
> >>> is required.
> >>>
> >>> Is there any prefered framework for doing such things in zope3 (zope2)?
> >>
> >
> >> Sax or DOM...it depends on the usecase and the algorithmic approach
> >> you take. Sax is fast but you have to build your own datastructures,
> >> DOM is slow, takes a lot of memory but it gives you a tree to perform
> >> any fancy operation on it..
> >
> >
> > DOM is also not particularly Pythonic (neither is SAX, but it is
> > relatively simple at least). You could also look into ElementTree (or
> > lxml, which implements that API too). ElementTree (though not yet
> > lxml) also introduces iterparse, which is a kind of streaming version
> > of the ElementTree API.
> >
> > ElementTree's API is a much nicer way to work with XML from Python
> > than DOM. Also it's more lightweight than even MiniDOM.
> >
> > Regards,
> >
> > Martijn
>
>
> thanks for the info Martijn, I'm going to look at it.
>
> I've done some work with ElementTree for CPSIO, and I haven't found it
> very easy to use because of all the extra namespace URI, and xpath stuff
> used for the tree navigation (xpath_findall, ..) which seem to get in
> the way. Also it could be that I find the DOM approach easier since I'm
> used to it in javascript already.
>
> the question is also about being able to reuse parts of the
> export/import code of CMFSetup / GenericSetup and possibly simplify the
> zope2 -> zope3 migration of existing applications.
>
> best
> /JM
>
>
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--
-J. Method


--
-J. Method