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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 score(self, testing_features, testing_labels):
 """estimates accuracy on testing set"""

        # print("test features shape:",testing_features.shape)
        # print("testing labels shape:",testing_labels.shape)
        yhat = self.predict(testing_features)
        return self.scoring_function(testing_labels,yhat)