ImportError: No module named 'sklearn.qda' 

ImportError: No module named 'sklearn.lda' 

from sklearn.qda import QDA
ImportError: No module named 'sklearn.qda’

from sklearn.qda import LDA
ImportError: No module named 'sklearn.lda’

版本更新问题。

更改为：

from sklearn.discriminant_analysis import LinearDiscriminantAnalysis as LDA
from sklearn.discriminant_analysis import QuadraticDiscriminantAnalysis as QDA