select和poll

import socket,select
s = socket.socket()

port = 1234
ip = "192.168.0.108"
s.bind((ip,port))
s.listen(5)
inputs = [s]

while True:
    rs,ws,es = select.select(inputs, [], [])
    for r in rs:
        print('for lookup is runing.....')
        if r is s:
            print('begin exec accept.....')
            c,addr = s.accept()
            print('Got connection from', addr)
            inputs.append(c)
        else:
            try:
                data = r.recv(1024)
                disconnected = not data
            except socket.error:
                disconnected = True

            if disconnected:
                print(r.getpeername(),'disconnected--go')
                inputs.remove(r)
                r.close()

            else:
                print(data)

import socket,select

s = socket.socket()

ip="192.168.0.108"
port=1234
s.bind((ip,port))
s.listen(5)

fdmap = {s.fileno():s}

p = select.poll()
p.register(s)
while True:
    events = p.poll()
    for fd, event in events:
        if fd == s.fileno():
            c,addr = s.accept()
            print('Got connection from',addr)
            p.register(c)
            fdmap[c.fileno()] = c
        elif event & select.POLLIN:
            data = fdmap[fd].recv(1024)
            if not data:
                print(fdmap[fd].getpeername(),"diconnected")
                p.unregister(fd)
                del fdmap[fd]
            else:
                print(data)