code: def get_untitled_file_name(self):
          
  
          name = "{0} {1}.{2}".format(
              self.__default_file_name, Editor._Editor__untitled_name_id, self.default_file_extension)
          Editor._Editor__untitled_name_id += 1
          LOGGER.debug("> Next untitled file name: '{0}'.".format(name))
          return name
docs: Returns an untitled editor file name.
  
          :return: Untitled file name.
          :rtype: unicode