diff --git a/addons/base/controllers/main.py b/addons/base/controllers/main.py
index e25d94d4f73..21df7a02214 100644
--- a/addons/base/controllers/main.py
+++ b/addons/base/controllers/main.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 
-import glob,json,os,sys,traceback
+import glob,json,os
 
 #import simplejson as json
 
@@ -107,7 +107,7 @@ class Connection(openerpweb.Controller):
         # TODO http get argument mods is a comma seprated value of modules
         mods = 'base,base_hello'
         files = self.manifest_glob(mods.split(','), 'css')
-        (concat, timestamp) = self.concat_files(files)
+        concat = self.concat_files(files)[0]
         # TODO request set the Date of last modif and Etag
         return concat
     css.exposed=1
@@ -116,7 +116,7 @@ class Connection(openerpweb.Controller):
         # TODO http get argument mods is a comma seprated value of modules
         mods = 'base,base_hello'
         files = self.manifest_glob(mods.split(','), 'js')
-        (concat, timestamp) = self.concat_files(files)
+        concat = self.concat_files(files)[0]
         # TODO request set the Date of last modif and Etag
         return concat
     js.exposed=1
diff --git a/openerpweb/openerpweb.py b/openerpweb/openerpweb.py
index 601599f35d0..edd1a907486 100644
--- a/openerpweb/openerpweb.py
+++ b/openerpweb/openerpweb.py
@@ -2,7 +2,7 @@
 
 import os,re,sys,traceback,xmlrpclib
 
-import cherrypy,cherrypy.lib.static
+import cherrypy.lib.static
 
 import simplejson as json
 
diff --git a/openerpweb/xmlrpctimeout.py b/openerpweb/xmlrpctimeout.py
index 15193115d0f..28f9bcd41bd 100644
--- a/openerpweb/xmlrpctimeout.py
+++ b/openerpweb/xmlrpctimeout.py
@@ -1,6 +1,5 @@
 import xmlrpclib
 import httplib
-import socket
 
 class TimeoutHTTPConnection(httplib.HTTPConnection):
     def connect(self):