def insert(self, doc, synced=False):
        doc.id = self.get_next_id()
        doc.synced = synced
        try:
            self.db.docs.insert(doc)
        except Exception as e:
            raise DatabaseException(e)
        return doc
def add_vpp_config(self):
        self._test.vapi.ip_punt_police(policer_index=self._policer_index,
                                       is_ip6=self._is_ip6, is_add=True)