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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 destroy_index(self):
 """ Destroy the index. Don't use this Index object anymore after this call. Index will have to be rebuilt from scratch """

        self.close()
        logger.info("Destroying the index ...")
        rm_rf(self.indexdir)
        rm_rf(self.label_guesser_dir)
        logger.info("Done")