def get_asset_query(self):
pass<EOL>
Gets the query for an asset.

        Multiple retrievals produce a nested ``OR`` term.

        return: (osid.repository.AssetQuery) - the asset query
        raise:  Unimplemented - ``supports_asset_query()`` is ``false``
        *compliance: optional -- This method must be implemented if
        ``supports_asset_query()`` is ``true``.*