Re: Naespaces of attributes in python API

On Wed, Jun 19, 2002 at 07:37:07PM +0200, [email protected] wrote:
> On Wed, Jun 19, 2002 at 01:26:16PM -0400, Daniel Veillard wrote:
> > On Wed, Jun 19, 2002 at 07:23:01PM +0200, [email protected] wrote:
> > > Just a quick question:
> > > 
> > >  how can i specify the naespace of an attribute that i want
> > >  to add to an existing node with node.setProp('x', 'y') ?
> > 
> >   Find the namespace node profinding the declaration for that namespace
> > 
> >     def searchNsByHref(self, doc, href):
> >         """Search a Ns aliasing a given URI. Recurse on the parents
> >            until it finds the defined namespace or return None
> >            otherwise."""
> > 
> > and then use it to make a namespaced attribute
> > 
> >     def setNsProp(self, ns, name, value):
> >         """Set (or reset) an attribute carried by a node. The ns
> >            structure must be in scope, this is not checked."""
> 
> Ah, ok. So, if i insert attributes with a naespace that probably doesn't
> exist in the document in need to add a namespace node to the document
> first.

  yes, that's how libxml2 API work :-)

    def newNs(self, href, prefix):
        """Creation of a new Namespace. This function will refuse to
           create a namespace with a similar prefix than an existing
           one present on this node. We use href==None in the case of
           an element creation where the namespace was not defined."""

Daniel

-- 
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