diff --git a/nova/notifier/api.py b/nova/notifier/api.py
index a2231055..a3e7a039 100644
--- a/nova/notifier/api.py
+++ b/nova/notifier/api.py
@@ -19,6 +19,7 @@ import uuid
 from nova import flags
 from nova import utils
 
+
 FLAGS = flags.FLAGS
 
 flags.DEFINE_string('default_notification_level', 'INFO',
diff --git a/nova/notifier/log_notifier.py b/nova/notifier/log_notifier.py
index a3df3172..25dfc693 100644
--- a/nova/notifier/log_notifier.py
+++ b/nova/notifier/log_notifier.py
@@ -18,6 +18,7 @@ import json
 from nova import flags
 from nova import log as logging
 
+
 FLAGS = flags.FLAGS
 
 
diff --git a/nova/notifier/rabbit_notifier.py b/nova/notifier/rabbit_notifier.py
index acab7965..d46670b5 100644
--- a/nova/notifier/rabbit_notifier.py
+++ b/nova/notifier/rabbit_notifier.py
@@ -19,6 +19,7 @@ import nova.context
 from nova import flags
 from nova import rpc
 
+
 FLAGS = flags.FLAGS
 
 flags.DEFINE_string('notification_topic', 'notifications',