ENH HTML repr show best estimator in *SearchCV
when refit=True
#28722
+57
−2
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Closes #21058 (supersedes).
Closes #20971.
This PR shows the best estimator in
*SearchCV
HTML repr whenever possible with a clear label saying it isbest_estimator_
.Setup code:
Then try running:
GridSearchCV(pipeline, param_grid)
GridSearchCV(pipeline, param_grid, refit=False).fit(X, y)
GridSearchCV(pipeline, param_grid).fit(X, y)