def lock_multi(self, keys, ttl=0):
        """Lock multiple keys

        Multi variant of :meth:`lock`

        :param keys: the keys to lock
        :type keys: :ref:`iterable<argtypes>`
        :param int ttl: The lock timeout for all keys

        :return: a :class:`~couchbase.result.MultiResult` object

        .. seealso:: :meth:`lock`

        """
        return _Base.lock_multi(self, keys, ttl=ttl)
    def lock_multi(self, keys, ttl=0):
        """Lock multiple keys

        Multi variant of :meth:`lock`

        :param keys: the keys to lock
        :type keys: :ref:`iterable<argtypes>`
        :param int ttl: The lock timeout for all keys

        :return: a :class:`~couchbase.result.MultiResult` object

        .. seealso:: :meth:`lock`

        """
        return _Base.lock_multi(self, keys, ttl=ttl)