python的udp的socket
apple:udp apple$ cat UDPClient.py#!/usr/bin/env python
"USAGE: %s <server> <word> <port>"
from socket import * # import *, but we'll avoid name conflict
from sys import argv, exit
if len(argv) != 4:
print __doc__ % argv
exit(0)
sock = socket(AF_INET, SOCK_DGRAM)
messout = argv
sock.sendto(messout, (argv, int(argv)))
messin, server = sock.recvfrom(255)
if messin != messout:
print "Failed to receive identical message"
print "Received:", messin
sock.close()
apple:udp apple$
apple:udp apple$ cat UDPServer.py
#!/usr/bin/env python
"USAGE: %s <port>"
from SocketServer import DatagramRequestHandler, UDPServer
from sys import argv
class EchoHandler(DatagramRequestHandler):
def handle(self):
print "Client connected:", self.client_address
message = self.rfile.read()
self.wfile.write(message)
if len(argv) != 2:
print __doc__ % argv
else:
UDPServer(('',int(argv)), EchoHandler).serve_forever()
apple:udp apple$
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