replaced __unicode__ with __str__ in hvad model mixin

django_libs/__init__.py

@@ -1,2 +1,2 @@
 # -*- coding: utf-8 -*-
-__version__ = '1.67'
+__version__ = '1.67.1'

django_libs/models_mixins.py

@@ -1,6 +1,7 @@
 """Useful mixins for models."""
 from django.conf import settings
 from django.core.exceptions import ObjectDoesNotExist
+from django.utils.encoding import python_2_unicode_compatible
 from django.utils.translation import get_language
 
 from hvad.models import NoTranslation, TranslationManager
@@ -25,9 +26,10 @@ def published(self, request, check_language=True):
         return self.get_queryset().filter(**kwargs)
 
 
+@python_2_unicode_compatible
 class TranslationModelMixin(object):
     """Mixin to provide custom django-hvad overrides."""
-    def __unicode__(self):
+    def __str__(self):
         return self.translation_getter('title')
 
     def check_for_result(self, language, translation, result, name):

docs/models_mixins.rst

@@ -23,7 +23,7 @@ You can use this by inheriting the class::
             ),
         )
 
-This mixin will automatically return the title field if its ``__unicode__``
+This mixin will automatically return the title field if its ``__str__``
 function is called and it will always return a title string (no pk fallback or
 anything like that needed). If there's no translation available in the current
 language it searches for others.