code: def content_by_language(self, language):
          
          placeholders = get_placeholders(self.get_template())
          content_list = []
          for ctype in [p.name for p in placeholders]:
              try:
                  content = Content.objects.get_content_object(self,
                      language, ctype)
                  content_list.append(content)
              except Content.DoesNotExist:
                  pass
          return content_list
docs: Return a list of latest published
          :class:`Content <pages.models.Content>`
          for a particluar language.
  
          :param language: wanted language,