in simuleval/scorer/scorer.py [0:0]
    def get_quality_score(self):
        translations = self.gather_translation()
        try:
            bleu_score = sacrebleu.corpus_bleu(
                translations,
                [self.data["tgt"]],
                tokenize=self.sacrebleu_tokenizer
            ).score
        except Exception as e:
            print(e, file=sys.stderr)
            bleu_score = 0
        return {"BLEU": bleu_score}