@cached_property
    def classifier(self):
        raise NotImplementedError('Must implement the "classifier" property.')
A fade is a :py:class:`radiotool.composer.Dynamic` that
dataset/ETHPy150Open sloria/TextBlob/textblob/classifiers.py/BaseClassifier.classifier--crossover with--dataset/ETHPy150Open ucbvislab/radiotool/radiotool/composer/fade.py/Fade.__init__