docs: def _get_zk_path_children(self, zk_conn, zk_path, name_for_error):
          """Fetch child nodes for a given Zookeeper path."""
          children = []
          try:
              children = zk_conn.get_children(zk_path)
          except NoNodeError:
              self.log.info('No zookeeper node at %s', zk_path)
          except Exception:
              self.log.exception('Could not read %s from %s', name_for_error, zk_path)
          return children