docs: def save_all_files(self):
          """
          Saves all **Script_Editor_tabWidget** Widget tab Model editor files.
  
          :return: Method success.
          :rtype: bool
          """
  
          self.__engine.start_processing("Saving All Files ...", len(self.list_editors()))
          success = True
          for file in self.list_files():
              success *= self.save_file(file)
              self.__engine.step_processing()
          self.__engine.stop_processing()
          return success