def gettz_db_metadata():
warnings.warn("<STR_LIT>"<EOL>"<STR_LIT>"<EOL>"<STR_LIT>"<EOL>"<STR_LIT>",<EOL>DeprecationWarning)<EOL>if len(_CLASS_ZONE_INSTANCE) == <NUM_LIT:0>:<EOL><INDENT>_CLASS_ZONE_INSTANCE.append(ZoneInfoFile(getzoneinfofile_stream()))<EOL><DEDENT>return _CLASS_ZONE_INSTANCE[<NUM_LIT:0>].metadata<EOL>
Get the zonefile metadata

    See `zonefile_metadata`_

    :returns:
        A dictionary with the database metadata

    .. deprecated:: 2.6
        See deprecation warning in :func:`zoneinfo.gettz`. To get metadata,
        query the attribute ``zoneinfo.ZoneInfoFile.metadata``.