[Twisted-Python] Help using XmlStreamFactory & XmlStream : XPathQuery error?
Gabriel Rossetti
mailing_lists at evotex.ch
Tue Feb 19 09:48:46 EST 2008
Christopher Zorn wrote:
>
>
> On Feb 19, 2008 8:54 AM, Jean-Paul Calderone <exarkun at divmod.com
> <mailto:exarkun at divmod.com>> wrote:
>
> On Tue, 19 Feb 2008 12:29:38 +0100, Gabriel Rossetti
> <mailing_lists at evotex.ch <mailto:mailing_lists at evotex.ch>> wrote:
> > [snip]
> >Ok, I've got some code sort of working, if I use the following
> XPathQuery
> >string : "/*" on the following XML string :
> >
> ><?xml version="1.0" encoding="utf-8"?>
> ><test><feed name="test">toto</feed></test>
> >
> >the addObserver works ( xs.addObserver("/*", self.onTest) )
> >but if I try the following :
> >
> >
> >xs.addObserver("/test/feed/@name", self.onTest)
> >or
> >xs.addObserver(xpath.XPathQuery("/test/feed/@name"), self.onTest)
> >
>
> I don't think the xpath implementation in xish is complete. You may
> have found a bug or a case it doesn't handle.
>
>
> It is not complete. But if you would like to find the stanza 'feed'
> with the attribute 'name' then it would like like
>
> xs.addObserver("/test/feed[@name]", self.onTest)
>
>
Ok, thanks (Jean-Paul & Christopher), that helped, I though I was doing
something wrong :-). So there is no way of directly getting the stanza's
attribute's value using the xpath implementation in xish? I can use the
getAttribute() method but "pure" xpath would be nicer.
Gabriel
>
>
>
> Jean-Paul
>
> _______________________________________________
> Twisted-Python mailing list
> Twisted-Python at twistedmatrix.com
> <mailto:Twisted-Python at twistedmatrix.com>
> http://twistedmatrix.com/cgi-bin/mailman/listinfo/twisted-python
>
>
> ------------------------------------------------------------------------
>
> _______________________________________________
> Twisted-Python mailing list
> Twisted-Python at twistedmatrix.com
> http://twistedmatrix.com/cgi-bin/mailman/listinfo/twisted-python
>
More information about the Twisted-Python
mailing list