diff --git a/core/factory.py b/core/factory.py
index 53d43e3417636a8fb81a6f842f168829850a54e9..470b3a025e51d8c9fd6b2b3bcbb118fb8a619d77 100755
--- a/core/factory.py
+++ b/core/factory.py
@@ -37,6 +37,7 @@ def trainer_registry():
     trainers["TDMClusterTrainer"] = os.path.join(trainer_abs,
                                                  "tdm_cluster_trainer.py")
 
+
 trainer_registry()