--- /usr/lib/openerp-server/addons/__init__.py	2009-02-13 12:09:43.000000000 +1300
+++ __init__.py	2009-04-07 16:14:38.000000000 +1200
@@ -23,7 +23,11 @@
 import os, sys, imp
 from os.path import join as opj
 import itertools
-from sets import Set
+try:
+    set
+except NameError:
+    from sets import Set as set
+
 import zipimport
 
 import osv
@@ -72,7 +76,7 @@
 
     def __iter__(self):
         level = 0
-        done = Set(self.keys())
+        done = set(self.keys())
         while done:
             level_modules = [(name, module) for name, module in self.items() if module.depth==level]
             for name, module in level_modules:
@@ -311,7 +315,7 @@
                 packages.append((module, info.get('depends', []), info))
 
     dependencies = dict([(p, deps) for p, deps, data in packages])
-    current, later = Set([p for p, dep, data in packages]), Set()
+    current, later = set([p for p, dep, data in packages]), set()
     while packages and current > later:
         package, deps, data = packages[0]