' A command line chat client using select '

def __init__(self, name, host='127.0.0.1', port=3490):

self.name = name

#Quit flag

self.flag = False

self.port = int(port)

self.host = host

# Initial prompt

self.prompt='[' + '@'.join((name, socket.gethostname().split('.')[0])) + ']> '

# Connect to server at port

try:

self.sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)

self.sock.connect((host, self.port))

print 'Connected to chat server@%d' % self.port

# Send my name...

send(self.sock,'NAME: ' + self.name)

data = receive(self.sock)

# Contains client address, set it

addr = data.split('CLIENT: ')[1]

self.prompt = '[' + '@'.join((self.name, addr)) + ']> '

except socket.error, e:

print 'Could not connect to chat server @%d' % self.port

sys.exit(1)

def cmdloop(self):

while not self.flag:

try:

sys.stdout.write(self.prompt)

sys.stdout.flush()

# Wait for input from stdin & socket

inputready, outputready,exceptrdy = select.select([0, self.sock], [],[])

for i in inputready:

if i == 0:

data = sys.stdin.readline().strip()

if data: send(self.sock, data)

elif i == self.sock:

data = receive(self.sock)

if not data:

print 'Shutting down.'

self.flag = True

break

else:

sys.stdout.write(data + '\n')

sys.stdout.flush()

except KeyboardInterrupt:

print 'Interrupted.'

self.sock.close()