diff --git a/pytorch_lightning/trainer/trainer.py b/pytorch_lightning/trainer/trainer.py
index e89449e8..27fcc7f2 100644
--- a/pytorch_lightning/trainer/trainer.py
+++ b/pytorch_lightning/trainer/trainer.py
@@ -47,6 +47,7 @@ class Trainer(TrainerIOMixin,
               TrainerTrainLoopMixin,
               TrainerCallbackConfigMixin,
               ):
+
     def __init__(
             self,
             logger=True,