[pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

Author: pre-commit-ci[bot]

.readthedocs.yml

@@ -22,4 +22,4 @@ python:
       path: .
       extra_requirements:
         - docs
-        - tests
+        - tests

sklearn_extra/robust/robust_weighted_estimator.py

@@ -538,13 +538,12 @@ def score(self, X, y=None):
         check_is_fitted(self, attributes=["base_estimator_"])
         return self.base_estimator_.score(X, y)
 
-
     def _estimator_has(attr):
         def check(self):
             return hasattr(self.base_estimator_, attr)
 
         return check
-        
+
     @available_if(_estimator_has("decision_function"))
     def decision_function(self, X):
         """Predict using the linear model. For classifiers only.