Simple telnet-like socket interface.

linenet.py

import socket
import threading
import argparse

LINE_TERM = "\n"

parser = argparse.ArgumentParser()
parser.add_argument("host", help="The host name of the server.")
parser.add_argument("port", type=int, help="Port of the server.")
args = parser.parse_args()

cnxn = socket.create_connection((args.host, args.port))

def recv_msgs():
    data = cnxn.recv(1024)
    print data,

threading.Thread(target=recv_msgs).start()

print "Connected to {0}:{1}".format(args.host, args.port)
print "^C to quit..."

try:
    while True:
        line = raw_input()
        cnxn.sendall(line + LINE_TERM)
except socket.error, e:
    print e
except KeyboardInterrupt:
    print "Disconnecting..."