Correct handling of sample weights in FitGenetic#260
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gbrunin wants to merge 5 commits into
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… not sure why it was not triggered otherwise.
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When finding the best hyperparameters of a model with the genetic fit, passing
sample_weightasfit_paramsfails because it is not handled properly: each fold sees the wholesample_weight, not the subset for the training set, leading to a mismatch error.