diff --git a/pytorch_lightning/callbacks/pt_callbacks.py b/pytorch_lightning/callbacks/pt_callbacks.py
index 001981e4..70da98d2 100644
--- a/pytorch_lightning/callbacks/pt_callbacks.py
+++ b/pytorch_lightning/callbacks/pt_callbacks.py
@@ -2,6 +2,7 @@
 Callbacks
 ====================================
 Callbacks supported by Lightning
+
 """
 
 import os