I think this is probably better aimed at the mininet-discuss list. Good luck.
-- Murphy On May 14, 2015, at 3:00 AM, 博威张 <zbw921...@gmail.com> wrote: > Hi, > > The popen function is here : Node.popen(self,args,kwargs) > I have read examples/popenpoll.py and examples/popen.py, both of which only > show multiple pings. > I don't know the exact meaning of two parameters(args and kwargs) and their > format of usage. > > Thank you, > Bowei > > > >