docs: def Notification(text=None, window_icon=None, **kwargs):
      """Put an icon in the notification area.
      
      This will put an icon in the notification area and return when the user
      clicks on it.
      
      text - The tooltip that will show when the user hovers over it.
      window_icon - The stock icon ("question", "info", "warning", "error") or 
                    path to the icon to show.
      kwargs - Optional command line parameters for Zenity such as height,
               width, etc."""
  
      args = []
      if text:
          args.append('--text=%s' % text)
      if window_icon:
          args.append('--window-icon=%s' % window_icon)
      
      for generic_args in kwargs_helper(kwargs):
          args.append('--%s=%s' % generic_args)
  
      p = run_zenity('--notification', *args)
      p.wait()