def error(self, text, block=False):
        if block:
            return self.output.error(text)

        self.line(text, 'error')
Get a UNIX port from a reactor
dataset/ETHPy150Open sdispater/cleo/cleo/commands/command.py/Command.error--crossover with--dataset/ETHPy150Open kuri65536/python-for-android/python-modules/twisted/twisted/internet/test/test_unix.py/UNIXPortTestsBuilder.getListeningPort