def shutdown(self):
        if self._data_queue:
            log.info("Removing unsubmitted results")

            while self._data_queue:
                self._cleanup()
L{reporter._AnsiColorizer.supported} returns C{False} if
dataset/ETHPy150Open marineam/nagcat/python/nagcat/nagios_api.py/NagiosWriter.shutdown--crossover with--dataset/ETHPy150Open twisted/twisted/twisted/trial/test/test_reporter.py/AnsiColorizerTests.test_supportedTigetNumErrors