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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 clear_cache(self):
 """Clear the object of all local caches of API methods. """

        super(HyperparameterTuningJobAnalytics, self).clear_cache()
        self._tuning_job_describe_result = None
        self._training_job_summaries = None