训练集测试集拆分：

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from sklearn.model_selection import train_test_split

X_train, X_test, y_train, y_test = train_test_split(X, y, test_size=0.2, random_state=1000)

分类任务报告：

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from sklearn.metrics import classification_report

print(classification_report(y_true, y_pred, target_names=target_names))