code: def addTranslation(self,translation):
          '''Appends one Translation to translations
          '''
          if isinstance(translation, Translation):
              self.translations.append(translation)
          else:
              raise(TranslationError,
                     'translation Type should be Translation, not %s' % type(
                      translation)
                     f addTranslation(self,translation):
          '''Appends one Translation to translations
          '''
          if isinstance(translation, Translation):
              self.translations.append(translation)
          else:
              raise(TranslationError,
                     'translation Type should be Translation, not %s' % type(
                      translation)
                     )
docs: Appends one Translation to translations