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  • crh92 thinks this is interesting:

predictions = grid_search.predict(X_test)
print('Accuracy:', accuracy_score(y_test, predictions))
print('Precision:', precision_score(y_test, predictions))
print('Recall:', recall_score(y_test, predictions))


Cover of Mastering Machine Learning with scikit-learn - Second Edition


Shouldn't be in the for loop unless you want to reprint the same think over and over again for each parameter.