old_contents: # -*- coding: utf-8 -*-
  from __future__ import unicode_literals
  
  from django.test import TestCase
  
  from modeltrans.manager import (split_translated_fieldname,
                                  transform_translatable_fields)
  from modeltrans.utils import build_localized_fieldname
  from tests.app.models import Blog
  
  
  class UtilsTest(TestCase):
      def test_split_translated_fieldname(self):
  
          self.assertEquals(
              split_translated_fieldname('title_nl'),
              ('title', 'nl')
          )
  
          self.assertEquals(
              split_translated_fieldname('full_name_nl'),
              ('full_name', 'nl')
          )
  
      def test_transform_translatable_fields(self):
          self.assertEquals(
              transform_translatable_fields(Blog, {'title': 'bar', 'title_nl': 'foo'}),
              {
                  'i18n': {
                      'title_nl': 'foo'
                  },
                  'title': 'bar'
              }
          )
  
      def test_build_localized_fieldname(self):
          self.assertEquals(
              build_localized_fieldname('title', 'nl'),
              'title_nl'
          )
          self.assertEquals(
              build_localized_fieldname('category__name', 'nl'),
              'category__name_nl'
          )
  
new_contents: # -*- coding: utf-8 -*-
  from __future__ import unicode_literals
  
  from django.test import TestCase
  
  from modeltrans.manager import transform_translatable_fields
  from modeltrans.utils import (build_localized_fieldname,
                                split_translated_fieldname)
  from tests.app.models import Blog
  
  
  class UtilsTest(TestCase):
      def test_split_translated_fieldname(self):
  
          self.assertEquals(
              split_translated_fieldname('title_nl'),
              ('title', 'nl')
          )
  
          self.assertEquals(
              split_translated_fieldname('full_name_nl'),
              ('full_name', 'nl')
          )
  
      def test_transform_translatable_fields(self):
          self.assertEquals(
              transform_translatable_fields(Blog, {'title': 'bar', 'title_nl': 'foo'}),
              {
                  'i18n': {
                      'title_nl': 'foo'
                  },
                  'title': 'bar'
              }
          )
  
      def test_build_localized_fieldname(self):
          self.assertEquals(
              build_localized_fieldname('title', 'nl'),
              'title_nl'
          )
          self.assertEquals(
              build_localized_fieldname('category__name', 'nl'),
              'category__name_nl'
          )
  
subject: Use proper import from utils