code: def translated(self, *language_codes):
          
          # this API has the same semantics as django-parler's .translated() for familiarity.
          # However, since this package doesn't filter in a related field, the ORM limitations don't apply.
          if not language_codes:
              language_codes = (get_language(),)
          else:
              # Since some code operates on a True/str switch, make sure that doesn't drip into this low level code.
              for language_code in language_codes:
                  if not isinstance(language_code, six.string_types) or language_code.lower() in ('1', '0', 'true', 'false'):
                      raise ValueError("ContentItemQuerySet.translated() expected language_code to be an ISO code")
  
          if len(language_codes) == 1:
              return self.filter(language_code=language_codes[0])
          else:
              return self.filter(language_code__in=language_codes)
docs: .. versionadded:: 1.0
  
          Only return translated objects which of the given languages.
  
          When no language codes are given, only the currently active language is returned.