@abc.abstractmethod<EOL><INDENT>def set_values_shuffled(self, shuffle):<DEDENT>
pass<EOL>
Sets the shuffle order.

        :param shuffle: ``true`` to shuffle values by weight, ``false`` to order values by index
        :type shuffle: ``boolean``
        :raise: ``InvalidArgument`` -- ``shuffle`` is invalid
        :raise: ``NoAccess`` -- ``Metadata.isReadOnly()`` is ``true``

        *compliance: mandatory -- This method must be implemented.*