import sys, time
from select import select
from socket import *
def now(): return time.ctime(time.time())

myHost = ''
myPort = 50007

if len(sys.argv) == 3:
    myHost, myPort = sys.argv[1:]

numPortSocks = 2

mainsocks, readsocks, writesocks = [], [], []
for i in range(numPortSocks):
	portsock = socket(AF_INET, SOCK_STREAM)
	portsock.bind((myHost, myPort))
	portsock.listen(5)
	mainsocks.append(portsock)
	readsocks.append(portsock)
	myPort += 1

print('select-server loop starting')
while True:
	readables, writeables, exceptions = select(readsocks, writesocks, [])
	for sockobj in readables:
		if sockobj in mainsocks:
			newsock, address = sockobj.accept()
			print('Connect:', address, id(newsock))
			readsocks.append(newsock)
		else:
			data = sockobj.recv(1024)
			print('\tgot', data, 'on', id(sockobj))
			if not data:
				sockobj.close()
				readsocks.remove(sockobj)
			else:
				reply = 'Echo=>%s at %s' % (data, now())
				sockobj.send(reply.encode())