Also modernize pyreverse

3 files changed, 6 insertions, 4 deletions

diff --git a/pyreverse/diadefslib.py b/pyreverse/diadefslib.py
index 46d0f19..f0456ff 100644
--- a/pyreverse/diadefslib.py
+++ b/pyreverse/diadefslib.py
@@ -198,7 +198,7 @@ class ClassDiadefGenerator(DiaDefGenerator):
         else:
             module = project.modules[0]
             klass = klass.split('.')[-1]
-        klass = module.ilookup(klass).next()
+        klass = next(module.ilookup(klass))
 
         anc_level, ass_level = self._get_levels()
         self.extract_classes(klass, anc_level, ass_level)
diff --git a/pyreverse/main.py b/pyreverse/main.py
index d4991b5..408c172 100644
--- a/pyreverse/main.py
+++ b/pyreverse/main.py
@@ -18,6 +18,7 @@
 
   create UML diagrams for classes and modules in <packages>
 """
+from __future__ import print_function
 
 import sys, os
 from logilab.common.configuration import ConfigurationMixIn
@@ -99,7 +100,7 @@ class Run(ConfigurationMixIn):
     def run(self, args):
         """checking arguments and run project"""
         if not args:
-            print self.help()
+            print(self.help())
             return 1
         # insert current working directory to the python path to recognize
         # dependencies to local modules even if cwd is not in the PYTHONPATH
diff --git a/pyreverse/utils.py b/pyreverse/utils.py
index 3d12d41..58559d7 100644
--- a/pyreverse/utils.py
+++ b/pyreverse/utils.py
@@ -16,6 +16,7 @@
 """
 generic classes/functions for pyreverse core/extensions
 """
+from __future__ import print_function
 
 import sys
 import re
@@ -118,8 +119,8 @@ class FilterMixIn(object):
         for nummod in mode.split('+'):
             try:
                 __mode += MODES[nummod]
-            except KeyError, ex:
-                print >> sys.stderr, 'Unknown filter mode %s' % ex
+            except KeyError as ex:
+                print('Unknown filter mode %s' % ex, file=sys.stderr)
         self.__mode = __mode