How to use the azure-servicebus.azure.servicebus.models.AuthorizationRule function in azure-servicebus

for map in mappings:
            if _read_etree_element(hub_element, map[0], hub, map[1], map[2]):
                invalid_event_hub = False

        ids = hub_element.find('./sb:PartitionIds', _etree_sb_feed_namespaces)
        if ids is not None:
            for id_node in ids.findall('./arrays:string', _etree_sb_feed_namespaces):
                value = _get_etree_text(id_node)
                if value:
                    hub.partition_ids.append(value)

        rules_nodes = hub_element.find('./sb:AuthorizationRules', _etree_sb_feed_namespaces)
        if rules_nodes is not None:
            invalid_event_hub = False
            for rule_node in rules_nodes.findall('./sb:AuthorizationRule', _etree_sb_feed_namespaces):
                rule = AuthorizationRule()

                mappings = [
                    ('ClaimType', 'claim_type', None),
                    ('ClaimValue', 'claim_value', None),
                    ('ModifiedTime', 'modified_time', None),
                    ('CreatedTime', 'created_time', None),
                    ('KeyName', 'key_name', None),
                    ('PrimaryKey', 'primary_key', None),
                    ('SecondaryKey', 'secondary_key', None),
                ]

                for map in mappings:
                    _read_etree_element(rule_node, map[0], rule, map[1], map[2])

                rights_nodes = rule_node.find('./sb:Rights', _etree_sb_feed_namespaces)
                if rights_nodes is not None: