def is_local(self, hadoop_conf=None, hadoop_home=None):
        """\
        Is Hadoop configured to run in local mode?

        By default, it is. [pseudo-]distributed mode must be
        explicitly configured.
        """
        conf = self.hadoop_params(hadoop_conf, hadoop_home)
        keys = ('mapreduce.framework.name',
                'mapreduce.jobtracker.address',
                'mapred.job.tracker')
        for k in keys:
            if conf.get(k, 'local').lower() != 'local':
                return False
        return True
\
        Is Hadoop configured to run in local mode?

        By default, it is. [pseudo-]distributed mode must be
        explicitly configured.