def run(self, kind, stdin=sys.stdin, stdout=sys.stdout):
        if kind == "map":
            self.job.run_mapper(stdin, stdout)
        elif kind == "combiner":
            self.job.run_combiner(stdin, stdout)
        elif kind == "reduce":
            self.job.run_reducer(stdin, stdout)
        else:
            raise Exception(kind % 'weird command: %s')
dataset/ETHPy150Open spotify/luigi/luigi/mrrunner.py/Runner.run/swapped operands of `%`