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DOC add feature_names_in_ in the docsring of ColumnTransformer #27130
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DOC add feature_names_in_ in the docsring of ColumnTransformer #27130
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Names of features seen during :term:`fit`. Only defined if the | ||
underlying estimators expose such an attribute when fit. |
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I think you mean to say "Only defined if X has feature names during fit
"? This doesn't have anything to do with the underlying estimators 😁
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wrong copy-paste
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ping @ArturoAmorQ Could you review this one. |
Co-authored-by: Arturo Amor <86408019+ArturoAmorQ@users.noreply.github.com>
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LGTM. Thanks @glemaitre!
I was a bit surprised thinking that
feature_names_in_
was not available in theColumnTransformer
but it actually does when passing a DataFrame like any other transformer.Correcting the docstring in this PR.