ValueError: Unknown label type: ‘unknown

在sklearn 模型训练是出现如下报错:‘ValueError: Unknown label type: ‘unknown’’该怎么解决?

以GBDT为例:train_y后加上astype(‘int’)即可

gbdt.fit(train_x,train_y.astype(‘int’))
 

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转载自blog.csdn.net/mid_Faker/article/details/106973733