def test_new_lang_from_short_name_valid(self):
     self.assertTrue(
         isinstance(
             languages.new_lang_from_short_name('en'),
             languages.LanguageAliases
         )
     )
 def test_new_lang_from_short_name_valid_long(self):
     self.assertEqual(
         'english',
         languages.new_lang_from_short_name('en').long_english_name,
     )
 def test_new_lang_from_short_name_valid_short(self):
     self.assertEqual(
         'en',
         languages.new_lang_from_short_name('en').short_name,
     )