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 get_tenant_type(self):
        """
        Get the type of tenant. Will only work for multi type tenants
        :return: str
        """
        return getattr(self, settings.MULTI_TYPE_DATABASE_FIELD)