2020/2/8 网络编程基础TCP_SERVER ANDCLIENT

#tcp_server
import socket
#
sockfd=socket.socket(socket.AF_INET,socket.SOCK_STREAM)
#
sockfd.bind(("0.0.0.0",8888))
#
sockfd.listen(5)
print("waiting for connect..")
connfd,addr=sockfd.accept()
#
data=connfd.recv(1024)
print("接受到的消息：",data)
n=connfd.send(b"receive your message")
print("发送了%d个字节数据"%n)
#
connfd.close()
sockfd.close()

#tcp_client
import socket
#
sockfd=socket()
#
server_addr=("127.0.0.1",8888)
sockfd.connect(server_addr)
#
sockfd.send("来自客户端的消息".encode())
data=sockfd.recv(1024)
print("from server:",data)
sockfd.close()