def METHOD_NAME(self):
    if not self._rule_server is None:
        self._kill_procs([self._rule_server, ])
    logger.info('Launching rule server')
    self._rule_server = subprocess.Popen('"%s" -m PYME.cluster.PYMERuleServer -a local -p 0'
                                         '' % sys.executable, shell=True)