code: def add_to_gui(self, content):
          
          if not self.rewrite_config:
              raise DirectoryException("Error! Directory was not intialized w/ rewrite_config.")
          if not self.gui_file:
              self.gui_path, self.gui_file = self.__get_gui_handle(self.root_dir)
          self.gui_file.write(content + '\n')
docs: add content to the gui script.