Revert "MNT more informative warning in estimator_checks (scikit-learn#13002)"

Xing · web-flow · commit d73c7748f65a · 2019-04-28T15:16:17.000-04:00
This reverts commit f06a674.
diff --git a/sklearn/utils/estimator_checks.py b/sklearn/utils/estimator_checks.py
@@ -2242,11 +2242,9 @@ def check_set_params(name, estimator_orig):
             except (TypeError, ValueError) as e:
                 e_type = e.__class__.__name__
                 # Exception occurred, possibly parameter validation
-                warnings.warn("{0} occurred during set_params of param {1} on "
-                              "{2}. It is recommended to delay parameter "
-                              "validation until fit.".format(e_type,
-                                                             param_name,
-                                                             name))
+                warnings.warn("{} occurred during set_params. "
+                              "It is recommended to delay parameter "
+                              "validation until fit.".format(e_type))
 
                 change_warning_msg = "Estimator's parameters changed after " \
                                      "set_params raised {}".format(e_type)
