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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def drop_vocab(self, vocab_name, **kwargs):
 """ Removes the vocab from the definiton triplestore args: vocab_name: the name or uri of the vocab to return """

        vocab_dict = self.__get_vocab_dict__(vocab_name, **kwargs)
        return self.drop_file(vocab_dict['filename'], **kwargs)