> retry = range(3)
> for attempt in retry:
try:
> try:
> tn = telnetlib.Telnet(HOST)
> except exception as e:
> log error
>
> firing cmd
> break
except Exception as e:
> log error
> finally:
> telnet close
是最好的方式还是我可以在 telnet lib.best 方式中重试多少次需要。