def METHOD_NAME(hypothesis, reference):
    bleu = _corpus_bleu(hypothesis, reference)
    for i in range(1, 4):
        bleu.counts[i] += 1
        bleu.totals[i] += 1
    bleu = compute_bleu(
        bleu.counts,
        bleu.totals,
        bleu.sys_len,
        bleu.ref_len,
        smooth_method="exp",
    )
    return bleu.score