## CustomXmlProperty.uri property Gets or sets the namespace URI of the custom XML attribute or smart tag property. ```python @property def uri(self) -> str: ... @uri.setter def uri(self, value: st......of_type(lambda x: x.as_smart_tag(),...get_child_nodes(aw.NodeType.SMART_TAG, True))))) self.assertEqual(8, len(smart_tags))...