def classify_many(self, featuresets):
        return [self.classify(fs) for fs in featuresets]
Reference:
dataset/ETHPy150Open nltk/nltk/nltk/classify/api.py/ClassifierI.classify_many--crossover with--dataset/ETHPy150Open neurospin/pylearn-parsimony/tests/spamsdata.py/SpamsGenerator.get_x_y_estimated_beta