@abc.abstractmethod<EOL><INDENT>def get_location_form_for_update(self, location_id):<DEDENT>
return<EOL>
Gets the location form for updating an existing location.

        A new location form should be requested for each update
        transaction.

        :param location_id: the ``Id`` of the ``Location``
        :type location_id: ``osid.id.Id``
        :return: the location form
        :rtype: ``osid.mapping.LocationForm``
        :raise: ``NotFound`` -- ``location_id`` is not found
        :raise: ``NullArgument`` -- ``location_id`` is ``null``
        :raise: ``OperationFailed`` -- unable to complete request
        :raise: ``PermissionDenied`` -- authorization failure

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