Multithreading UDP chat

Introduction: at the same time, both ends of the chat device and can send and receive data

. 1  Import Socket
 2  Import Threading
 . 3  
. 4 UDP_SOCKET = socket.socket (socket.AF_INET, socket.SOCK_DGRAM)
 . 5  
. 6  
. 7  DEF send_msg (DEST_IP, dest_port):
 . 8      "" " transmission data " "" 
. 9      the while True:
 10          the send_data = INPUT ( " Please enter your data to be transmitted: " )
 . 11          udp_socket.sendto (send_data.encode ( ' GBK ' ), (DEST_IP, dest_port))
 12 is  
13 is  
14  DEF recv_msg ():
 15      "" "接收数据"""
16     while True:
17         recv_data = udp_socket.recvfrom(1024)
18         print("%s:%s" % (recv_data[1], recv_data[0].decode('gbk')))
19         # print(recv_data)
20 
21 
22 def main():
23     # udp_socket = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
24     udp_socket.bind(('', 7788))
25     dest_ip = input("请输入对方的IP：")
26     dest_port = int (INPUT ( " Please enter the other's Port: " ))
 27      # # send data 
28      # send_msg (IP, Port) 
29      #
 30      # # received data 
31 is      # recv_msg () 
32  
33 is      # multi-task separately performs transmission and receiving data 
34 is      t_recv of the threading.Thread = (target = recv_msg)
 35      t_send of the threading.Thread = (target = send_msg, args = (DEST_IP, dest_port))
 36      t_recv.start ()
 37 [      t_send.start ()
 38 is  
39  
40  IF  the __name__ = = ' __main__':
41     main()