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Echo Server

import socket, traceback host = '127.0.0.1' port = 51423 s = socket.socket(socket.AF_INET, socket.SOCK_STREAM) s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1) s.bind((host, port)) s.listen(1) while 1:     try:         clientsock, clientaddr = s.accept()         print "Got connection from", clientsock.getpeername()         while 1:             data = clientsock.recv(4096)             if not len(data):                 break             clientsock.sendall(data)         clientsock.close()     except KeyboardInterrupt:         raise     except:         traceback.print_exc()