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from sklearn.metrics import accuracy_score

from sklearn.metrics import matthews_corrcoef

from sklearn.tree import DecisionTreeClassifier

model = DecisionTreeClassifier(random_state=0)
model.fit(X_train, y_train)
print(matthews_corrcoef(y_test, model.predict(X_test)))
print(accuracy_score(y_test, model.predict(X_test)))