Address an old review ;)

raghavrv · raghavrv · commit ca94d05461e9 · 2016-09-06T18:44:09.000+02:00
diff --git a/examples/model_selection/grid_search_digits.py b/examples/model_selection/grid_search_digits.py
@@ -62,9 +62,9 @@
     print()
     means = clf.cv_results_['mean_test_score']
     stds = clf.cv_results_['std_test_score']
-    for i in range(len(clf.cv_results_['params'])):
+    for mean, std, params in zip(means, stds, clf.cv_results_['params']):
         print("%0.3f (+/-%0.03f) for %r"
-              % (means[i], stds[i] * 2, clf.cv_results_['params'][i]))
+              % (mean, std * 2, params))
     print()
 
     print("Detailed classification report:")
