code: def gtk():
      
      # Here we call a Python 2 script to reload the GTK themes.
      # This is done because the Python 3 GTK/Gdk libraries don't
      # provide a way of doing this.
      if shutil.which("python2"):
          gtk_reload = os.path.join(MODULE_DIR, "scripts", "gtk_reload.py")
          util.disown(["python2", gtk_reload])
  
      else:
          logging.warning("GTK2 reload support requires Python 2.")
docs: Reload GTK theme on the fly.