code: def list_view_row_clicked(self, list_view, path, view_column):
          
          model = list_view.get_model()
          text = model[path][0]
          match = URL_FINDER.search(text)
          if match is not None:
              url = match.group(1)
              import webbrowser
  
              webbrowser.open(url)
docs: Function opens the firefox window with relevant link