diff -r bbd1e1744c91 -r 0c20fc810d61 plcopen/POUVariablesCollector.py
--- a/plcopen/POUVariablesCollector.py	Tue Feb 20 11:24:10 2018 +0100
+++ b/plcopen/POUVariablesCollector.py	Tue Feb 20 11:24:40 2018 +0100
@@ -58,7 +58,6 @@
 
 
 class POUVariablesCollector(XSLTModelQuery):
-    """ object for collecting instances path list"""
     def __init__(self, controller):
         XSLTModelQuery.__init__(self,
                                 controller,