diff -r fdaa0e4b7eaf -r 7c23b7de2b8d etwist/service.py
--- a/etwist/service.py	Fri Sep 11 14:28:06 2015 +0200
+++ b/etwist/service.py	Fri Sep 11 14:52:09 2015 +0200
@@ -15,6 +15,8 @@
 #
 # You should have received a copy of the GNU Lesser General Public License along
 # with CubicWeb.  If not, see <http://www.gnu.org/licenses/>.
+from __future__ import print_function
+
 import os
 import sys
 
@@ -22,7 +24,7 @@
     import win32serviceutil
     import win32service
 except ImportError:
-    print 'Win32 extensions for Python are likely not installed.'
+    print('Win32 extensions for Python are likely not installed.')
     sys.exit(3)
 
 from os.path import join