安装使用pipinstallpyserial打开退出signalcom=serial.Serial("com15",115200,timeout=0.5)defsig_handler(sig,frame):com.close()exit(0)signal.signal(signal.SIGTERM,sig_handler)signal.signal(signal.SIGINT,sig_handler)try:com.open()except:com.close()com.open()读取一行输出try:readline=str(com.readline(),encoding="utf8")except:continue读取指定信息时发送指定命令try:ifre.findall(r'xxxreadline,flags=0):com.write(bytes("\r\nreboot\r\n",encoding="utf8"))除了：print("someerrr....")
