def _parse_step_log(lines):
    return _parse_step_log_from_log4j_records(
        _parse_hadoop_log4j_records(lines))
This function "calculates RIBES for a system output (hypothesis) with 
dataset/ETHPy150Open Yelp/mrjob/mrjob/logs/step.py/_parse_step_log--crossover with--dataset/ETHPy150Open nltk/nltk/nltk/translate/ribes_score.py/corpus_ribes