Remove useless imports, whitespaces and few more pep8 improvements.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@44587 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5Workflow/__init__.py

@@ -32,8 +32,9 @@
 
 # Update ERP5 Globals
 from Products.ERP5Type.Utils import initializeProduct, updateGlobals
-import sys, Permissions
-this_module = sys.modules[ __name__ ]
+import sys
+import Permissions
+this_module = sys.modules[__name__]
 document_classes = updateGlobals(this_module, globals(),
                                  permissions_module=Permissions)
 
@@ -46,7 +47,6 @@ content_constructors = ()
 # Finish installation
 def initialize(context):
   import Document
-  from zLOG import LOG, INFO
   initializeProduct(context, this_module, globals(),
                     document_module=Document,
                     document_classes=document_classes,