@abc.abstractmethod<EOL><INDENT>def convert_coordinate(self, source_coordinate):<DEDENT>
return<EOL>
Converts a coordinate.

        :param source_coordinate: the coordinate to convert
        :type source_coordinate: ``osid.mapping.Coordinate``
        :return: the resulting coordinate
        :rtype: ``osid.mapping.Coordinate``
        :raise: ``InvalidArgument`` -- ``sourceCoordinate.has_type(get_source_coordinate_record_type())`` is ``false``
        :raise: ``NullArgument`` -- ``source_coordinate`` is ``null``
        :raise: ``OperationFailed`` -- unable to complete request
        :raise: ``PermissionDenied`` -- authorization failure

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