无法从 sklearn.ensemble 导入任何内容

Question

from sklearn.ensemble._forest import VotingClassifier
from sklearn.ensemble import RandomForestRegressor

when I try to import anything from ensemble, there's always error like:当我尝试从 ensemble 导入任何东西时，总是会出现如下错误：

I tried我试过了

pip install -U scikit-learn
conda install -c conda-forge scikit-learn

Answer 1

Don't mix conda with pip.不要将 conda 与 pip 混合使用。

Try these steps:尝试以下步骤：

pip uninstall sklearn and then pip install -U scikit-learn pip uninstall sklearn然后pip install -U scikit-learn

Replace代替

from sklearn.ensemble._forest import VotingClassifier

with和

from sklearn.ensemble import VotingClassifier