[Checkins] SVN: Products.GenericSetup/trunk/Products/GenericSetup/upgrade.py - minor cleanup

[Yvo Schubbe]

Log message for revision 94207:
  - minor cleanup

Changed:
  U   Products.GenericSetup/trunk/Products/GenericSetup/upgrade.py

-=-
Modified: Products.GenericSetup/trunk/Products/GenericSetup/upgrade.py
===================================================================
--- Products.GenericSetup/trunk/Products/GenericSetup/upgrade.py	2008-12-19 22:26:52 UTC (rev 94206)
+++ Products.GenericSetup/trunk/Products/GenericSetup/upgrade.py	2008-12-19 22:27:31 UTC (rev 94207)
@@ -10,7 +10,11 @@
 # FOR A PARTICULAR PURPOSE.
 #
 ##############################################################################
+"""Upgrade steps and registry.
 
+$Id$
+"""
+
 from pkg_resources import parse_version
 from BTrees.OOBTree import OOBTree
 
@@ -27,7 +31,7 @@
 
 class UpgradeRegistry(object):
     """Registry of upgrade steps, by profile.
-    
+
     Registry keys are profile ids.
 
     Each registry value is a nested mapping:
@@ -78,6 +82,7 @@
 
 _upgrade_registry = UpgradeRegistry()
 
+
 class UpgradeEntity(object):
     """
     Base class for actions to be taken during an upgrade process.
@@ -125,7 +130,7 @@
         else:
             return checker(tool)
 
-    
+
 class UpgradeStep(UpgradeEntity):
     """A step to upgrade a component.
     """