sklearn中train_test_split里,参数stratify含义解析

直接上代码:python from sklearn.model_selection import train_test_split # 将'features'和'result'数据切分红训练集和测试集 X_train, X_test, y_train, y_test = train_test_split(features, result, test_size = 0.2, random_state
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