[MRG] Added warning on keyboard interrupt during MLP fit (scikit-learn#7614)

kgilliam125 · lesteve · commit cd714b181dd4 · 2016-10-20T19:32:25.000+02:00
diff --git a/sklearn/neural_network/multilayer_perceptron.py b/sklearn/neural_network/multilayer_perceptron.py
@@ -562,7 +562,7 @@ def _fit_stochastic(self, X, y, activations, deltas, coef_grads,
                                   'converged yet.'
                                   % (), ConvergenceWarning)
         except KeyboardInterrupt:
-            pass
+            warnings.warn("Training interrupted by user.")
 
         if early_stopping:
             # restore best weights
