//for client machine
import socket
s=socket.socket()
#portno=13(daytime)||7(eco server)||17(chargen)
port=12345
s.connect(('127.0.0.1',port))
#s.sendall('hello') only for echo
print s.recv(1024)
s.close
//for server machine
import socket
s=socket.socket()
print 'connection is established....'
port=1234
s.bind(('',port))
s.listen(5)
print("server is listening")
while True:
c, addr=s.accept()
print "accespted connection from ",addr
c.send("hiii from server....")
c.close