docs: def insert_history_item(self, parent, history_item, description, dummy=False):
          """Enters a single history item into the tree store
  
          :param Gtk.TreeItem parent: Parent tree item
          :param HistoryItem history_item: History item to be inserted
          :param str description: A description to be added to the entry
          :param None dummy: Whether this is just a dummy entry (wrapper for concurrency items)
          :return: Inserted tree item
          :rtype: Gtk.TreeItem
          """
          if not history_item.state_reference:
              logger.error("This must never happen! Current history_item is {}".format(history_item))
              return None
          content = None
  
          if global_gui_config.get_config_value("SHOW_PATH_NAMES_IN_EXECUTION_HISTORY", False):
              content = (history_item.state_reference.name + " - " +
                             history_item.state_reference.get_path() + " - " +
                             description, None if dummy else history_item,
                             None if dummy else self.TOOL_TIP_TEXT)
          else:
              content = (history_item.state_reference.name + " - " +
                             description, None if dummy else history_item,
                             None if dummy else self.TOOL_TIP_TEXT)
  
          tree_item = self.history_tree_store.insert_before(
              parent, None, content)
          return tree_item