748a749,763
> def find_all(self, ptype):
> all = {}
> # search children
> for child in self._children.itervalues():
> if isinstance(child, ptype) and not isproxy(child) and \
> not isNullPointer(child):
> all[child] = True
> # search param space
> for pname,pdesc in self._params.iteritems():
> if issubclass(pdesc.ptype, ptype):
> match_obj = self._values[pname]
> if not isproxy(match_obj) and not isNullPointer(match_obj):
> all[match_obj] = True
> return all.keys(), True
>