--- a/src/pyams_utils/interfaces/size.py	Sat Nov 23 01:24:11 2019 +0100
+++ b/src/pyams_utils/interfaces/size.py	Sat Nov 23 14:57:24 2019 +0100
@@ -10,17 +10,16 @@
 # FOR A PARTICULAR PURPOSE.
 #
 
-__docformat__ = 'restructuredtext'
-
+"""PyAMS_utils.interfaces.size module
 
-# import standard library
+This module provides a simple interface for objects handling length attribute
+"""
 
-# import interfaces
-
-# import packages
 from zope.interface import Interface
 from zope.schema import Int
 
+__docformat__ = 'restructuredtext'
+
 
 class ILength(Interface):
     """Length interface"""