@utilities.arguments_not_none<EOL><INDENT>def order_by_demographic(self, style):<DEDENT>
raise errors.Unimplemented()<EOL>
Specifies a preference for ordering the results by the associated demographic resource.

        arg:    style (osid.SearchOrderStyle): search order style
        raise:  NullArgument - ``style`` is ``null``
        *compliance: mandatory -- This method must be implemented.*