# Probably map from mimetype to dialect
        MIMETYPE_LIBREOFFICE_TSVC = "application/x-libreoffice-tsvc"
        if mimedata.hasFormat(MIMETYPE_LIBREOFFICE_TSVC):
            try:
                import io
                import csv
                text =  mimedata.data(MIMETYPE_LIBREOFFICE_TSVC).data().decode('utf16')
                rows = csv.reader(io.StringIO(text), dialect='excel-tab')
                if rows:
                    data = {}
                    for row in rows:
                        try:
                            tag, old, new = row
                            if tag:
                                data[tag] = {
                                    'old': old,
                                    'new': new,
                                }
                        except ValueError as e:
                            log.error(e)
                    log.debug(data)
            except Exception as e:
                log.error(e)