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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 tuning_ranges(self):
 """A dictionary describing the ranges of all tuned hyperparameters. The keys are the names of the hyperparameter, and the values are the ranges. """

        out = {}
        for _, ranges in self.description()['HyperParameterTuningJobConfig']['ParameterRanges'].items():
            for param in ranges:
                out[param['Name']] = param
        return out