kenlm.Model＆＃39;对象没有属性＆＃39;得分＆＃39;在谷歌云ML上运行

Question

AttributeError：＆＃39; kenlm.Model＆＃39;对象没有属性＆＃39;得分＆＃39;

>>> model = kenlm.Model('LM/en.europarl-nc.lm')
>>> model.score('This is a test')
    Traceback (most recent call last):
    File "<stdin>", line 1, in <module>
    AttributeError: 'kenlm.Model' object has no attribute 'score'