--- a/src/pyams_content/shared/common/zmi/types.py	Sat Jan 27 00:34:47 2018 +0100
+++ b/src/pyams_content/shared/common/zmi/types.py	Sat Jan 27 00:35:40 2018 +0100
@@ -12,6 +12,7 @@
 
 __docformat__ = 'restructuredtext'
 
+
 # import standard library
 import json