attributeerror - kenlm.Model'对象在谷歌云ML上运行时没有属性'score'

Question

AttributeError：“kenlm.Model”对象没有属性“score”

>>> 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'