PEP8 for recent merge

Author: jnothman

sklearn/tests/test_pipeline.py

@@ -167,23 +167,23 @@ def test_pipeline_fit_params():
 
 def test_pipeline_raise_set_params_error():
     # Test pipeline raises set params error message for nested models.
-    pipe  = Pipeline([('cls', LinearRegression())])
- 
+    pipe = Pipeline([('cls', LinearRegression())])
+
     # expected error message
-    error_msg = ('Invalid parameter %s for estimator %s. ' 
-                 'Check the list of available parameters ' 
-                 'with `estimator.get_params().keys()`.' )
+    error_msg = ('Invalid parameter %s for estimator %s. '
+                 'Check the list of available parameters '
+                 'with `estimator.get_params().keys()`.')
 
-    assert_raise_message(ValueError, 
+    assert_raise_message(ValueError,
                          error_msg % ('fake', 'Pipeline'),
                          pipe.set_params,
                          fake='nope')
-    
+
     # nested model check
     assert_raise_message(ValueError,
                          error_msg % ("fake", pipe),
                          pipe.set_params,
-                         fake__estimator='nope') 
+                         fake__estimator='nope')
 
 
 def test_pipeline_methods_pca_svm():