def ncenter_path():
 tool = os.path.normpath(os.path.join(sabnzbd.DIR_PROG, '../Resources/SABnzbd.app/Contents/MacOS/SABnzbd'))
 if os.path.exists(tool):
  return tool
 else:
  return None

def ncenter_path ( ) : tool = os . path . normpath ( os . path . join ( sabnzbd . DIR_PROG , '../Resources/SABnzbd.app/Contents/MacOS/SABnzbd' ) ) if os . path . exists ( tool ) : return tool else : return None
return path of notification center tool .