Apply 2to3 converter to controllers.

controllers/default.py

-# -*- coding: utf-8 -*-
 """ Controllers
 
 """
@@ -12,7 +11,7 @@ def index():
     """
     # login procedure is active
     if session.auth:
-        roles = session.auth.user_groups.values()
+        roles = list(session.auth.user_groups.values())
 
         if roles:
             session.role = roles[0]

controllers/plugin_event.py

-# -*- coding: utf-8 -*-
 """plugin_event controllers
 
 """
 import json
 import traceback
-import urllib
+import urllib.parse
 
 
 from datetime import datetime
@@ -72,7 +71,7 @@ def metric2d():
 
             if graph.ax is not None:
                 img = graph.to_svg()
-                img = urllib.quote(img)
+                img = urllib.parse.quote(img)
 
                 response.view = "plugin_event/grid_and_graph.html"
                 return dict(cfg_store=store, grid=grid, img=img, title=title)
@@ -145,7 +144,7 @@ def userModelConsistency():
         if update_keys:
             ok = False
 
-            for k, v in update_keys.iteritems():
+            for k, v in update_keys.items():
                 if oldkey == v:
                     update_keys[k] = newkey
                     ok = True
@@ -212,7 +211,7 @@ def userModelConsistency():
             data[key] = (rd[key] if key in rd else model[key]["value"])
 
         # modify key name
-        for oldkey, newkey in update_keys.iteritems():
+        for oldkey, newkey in update_keys.items():
             if oldkey in rd:
                 data[newkey] = rd[oldkey]