def retrieve_suffix(self, lang_name):

        try:
            with self._db_instance:

                suffix = self._db_instance.execute('''
                    SELECT suffix from Languages where language = ?
                ''', (lang_name, ))

            return suffix.fetchone()
        except sqlite3.Error as error:
            print "A database error has ocurred: ", error
            sys.exit(1)
Retrieves suffix for 1 language from Language table of the DB.
dataset/ETHPy150Open BastiPaeltz/codedict/source/database.py/Database.retrieve_suffix