diff --git a/toolkit.py b/toolkit.py
index be90cc62c13bd99b7da8c37c78e773c41187b6d9..b6ec1f929a8eab5235c7893a174384ba2fff84ff 100755
--- a/toolkit.py
+++ b/toolkit.py
@@ -1844,6 +1844,9 @@ class ClassificationProjectRNN(ClassificationProject):
         x_train, y_train, w_train = self.x_train, self.y_train, self.w_train_tot
         train_idx = list(self.train_val_idx[0])
         np.random.seed(self.shuffle_seed+1)
+        logger.info("Generating training batches from {} signal and {} background events"
+                    .format(len(np.where(self.y_train[train_idx]==1)[0]),
+                            len(np.where(self.y_train[train_idx]==0)[0])))
         while True:
             shuffled_idx = np.random.permutation(train_idx)
             for start in range(0, len(shuffled_idx), int(self.batch_size)):