def action(img, frame_id):
    try:
        uuid=get()
        return uuid
    except Exception, e:
        print 'str(e):\t\t', str(e)
        print 'repr(e):\t', repr(e)
        print 'e.message:\t', e.message
        print 'traceback.print_exc():'; traceback.print_exc()
        print 'traceback.format_exc():\n%s' % traceback.format_exc()
        return None