Added comments with TODO and request for better comments.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@27513 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/Document/TradeModelLine.py

@@ -39,6 +39,11 @@ import zope.interface
 
 class TradeModelLine(Predicate, XMLMatrix, Amount):
     """Trade Model Line is a way to represent trade transformation for movements
+
+    TODO: 
+      - make this code readable 
+      - use comments 
+      - use docstrings 
     """
     meta_type = 'ERP5 Trade Model Line'
     portal_type = 'Trade Model Line'
@@ -94,6 +99,7 @@ class TradeModelLine(Predicate, XMLMatrix, Amount):
       if movement_list is None:
         movement_list = []
 
+      # XXX - really unreadable - more comments please
       if len(movement_list) == 0:
         if context.getPortalType() == 'Applied Rule':
           movement_list = [context.getParentValue()]