instance as a sequence

[sndive at gmail.com]

On Nov 5, 9:40 am, Paul McGuire <pt... at austin.rr.com> wrote:
> On Nov 5, 11:32 am, snd... at gmail.com wrote:
>
> > suppose i want to
> > make foo.childNodes[bar] available as foo[bar]
> > (while still providing access to the printxml/printprettyxml()
> > functions
> > and other functionality of dom/minidom instance).
>
> > What is a good way to accomplish that?
>
> define __getitem__(self, index) method on foo's class, and have the
> method return foo.childNodes[index].
>
> If you don't have access to foo's class, then just do this:
>
> foo.__getitem__ = delegatingGetItemMethod
>
> and define delegatingGetItemMethod as described above.
>
could i plug it into the (exiting) xml.dom.minidom class rather than
the instance?