def handle_default_options(self, argv):
        acc = []
        broker = None
        for i, arg in enumerate(argv):
            # --settings and --pythonpath are also handled
            # by BaseCommand.handle_default_options, but that is
            # called with the resulting options parsed by optparse.
            if '--settings=' in arg:
                _, settings_module = arg.split('=')
                os.environ['DJANGO_SETTINGS_MODULE'] = settings_module
            elif '--pythonpath=' in arg:
                _, pythonpath = arg.split('=')
                sys.path.insert(0, pythonpath)
            elif arg in '--broker=':
                _, broker = arg.split('=')
            elif arg == '-b':
                broker = argv[i + 1]
            else:
                acc.append(arg)
        if broker:
            self.set_broker(broker)
        return argv if self.keep_base_opts else acc
dataset/ETHPy150Open celery/django-celery/djcelery/management/base.py/CeleryCommand.handle_default_options/swapped operands of `in`