Python网络编程例子

服务端

from socket import *

# Set the socket parameters
host = "192.168.1.102"
port = 3550
buf = 1024
addr = (host,port)

# Create socket and bind to address
UDPSock = socket(AF_INET,SOCK_DGRAM)
UDPSock.bind(addr)

# Receive messages
while 1:
 data,addr = UDPSock.recvfrom(buf)
 if not data:
  print "Client has exited!"
  break
 else:
  print "/nReceived message '", data,"'"

# Close socket
UDPSock.close()

 

客户端

from socket import *

# Set the socket parameters
host = "localhost"
port = 21567
buf = 1024
addr = (host,port)

# Create socket
UDPSock = socket(AF_INET,SOCK_DGRAM)

def_msg = "===Enter message to send to server===";
print "/n",def_msg

# Send messages
while (1):
 data = raw_input('>> ')
 if not data:
  break
 else:
  if(UDPSock.sendto(data,addr)):
   print "Sending message '",data,"'....."

# Close socket
UDPSock.close()