BUG: remove n_jobs=-1 from examples

GaelVaroquaux · Fabian Pedregosa · commit 42c2ce407f37 · 2012-05-07T23:02:16.000+02:00
diff --git a/examples/ensemble/plot_forest_importances_faces.py b/examples/ensemble/plot_forest_importances_faces.py
@@ -19,7 +19,7 @@
 from sklearn.ensemble import ExtraTreesClassifier
 
 # Number of cores to use to perform parallel fitting of the forest model
-n_jobs = 2
+n_jobs = 1
 
 # Loading the digits dataset
 data = fetch_olivetti_faces()
diff --git a/examples/exercises/plot_cv_diabetes.py b/examples/exercises/plot_cv_diabetes.py
@@ -26,7 +26,7 @@
 
 for alpha in alphas:
     lasso.alpha = alpha
-    this_scores = cross_validation.cross_val_score(lasso, X, y, n_jobs=-1)
+    this_scores = cross_validation.cross_val_score(lasso, X, y, n_jobs=1)
     scores.append(np.mean(this_scores))
     scores_std.append(np.std(this_scores))
 
diff --git a/examples/exercises/plot_cv_digits.py b/examples/exercises/plot_cv_digits.py
@@ -23,7 +23,7 @@
 scores_std = list()
 for C in C_s:
     svc.C = C
-    this_scores = cross_validation.cross_val_score(svc, X, y, n_jobs=-1)
+    this_scores = cross_validation.cross_val_score(svc, X, y, n_jobs=1)
     scores.append(np.mean(this_scores))
     scores_std.append(np.std(this_scores))
 
diff --git a/examples/plot_digits_pipe.py b/examples/plot_digits_pipe.py
@@ -49,7 +49,6 @@
 
 ###############################################################################
 # Prediction
-scores = cross_validation.cross_val_score(pipe, X_digits, y_digits, n_jobs=-1)
 
 from sklearn.grid_search import GridSearchCV
 
