Jiaming Yuan eb1efb54b5
Define feature_names_in_. (#7526)
* Define `feature_names_in_`.
* Raise attribute error if it's not defined.
2022-01-05 01:35:34 +08:00
..
2021-08-03 11:51:56 +08:00
2021-04-30 09:03:12 +08:00