scikit-learn/scikit-learn — comment on commit af5037ad7b24bf6d4f1f3caad2c5015cfa3ffcce
File:  line 0
By ogrisel:

Interesting: we could make also the `Scaler` `fit` compute the mean and variance of `y` and make `transform` center and scale the target as well (it is not an array of integer).