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ENH Adds n_features_in_ checking to feature_selection #19344

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Merged
merged 1 commit into from
Feb 8, 2021
Merged

ENH Adds n_features_in_ checking to feature_selection #19344

merged 1 commit into from
Feb 8, 2021

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thomasjpfan
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Reference Issues/PRs

Related to #19333

@thomasjpfan thomasjpfan mentioned this pull request Feb 4, 2021
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@lorentzenchr
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What to do with n_features_attribute in class RFE and class RFECV?

@glemaitre
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What to do with n_features_attribute in class RFE and class RFECV?

We should probably deprecate it as well. It seems that we could make a follow-up for all estimators that were already storing this information.

glemaitre
glemaitre approved these changes Feb 8, 2021
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LGTM

@lorentzenchr
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Separate PR for docstring and n_features_ attribute deprecation, now also tracked in #19333.

@lorentzenchr lorentzenchr merged commit 7e197fd into scikit-learn:main Feb 8, 2021
@thomasjpfan
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The n_features_ attribute is the number of selected features, which would be different than n_features_in_.

@glemaitre glemaitre mentioned this pull request Apr 22, 2021
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@glemaitre glemaitre glemaitre approved these changes

@lorentzenchr lorentzenchr lorentzenchr approved these changes

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@thomasjpfan @lorentzenchr @glemaitre
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