cider_scorer.py 文件源码

def __iadd__(self, other):
        '''add an instance (e.g., from another sentence).'''

        if type(other) is tuple:
            ## avoid creating new CiderScorer instances
            self.cook_append(other[0], other[1])
        else:
            self.ctest.extend(other.ctest)
            self.crefs.extend(other.crefs)

        return self