udp protocol server | udp client

# ### udp protocol server 
Import socket 
# socket.SOCK_DGRAM udp protocol on behalf of 
SK = socket.socket (of the type = socket.SOCK_DGRAM) 
# bind address 
sk.bind (( "127.0.0.1", 9000)) 

# udp as server for the first time must first accept the message 
msg, cli_addr = sk.recvfrom (1024) 
Print (msg, cli_addr) 

msg2 = "Yes, really good, because today Friday" 
# sendto ( "message to send" .encode (), (ip, port)) 
sk.sendto (msg2.encode ( "UTF-. 8"), cli_addr) 

# udp close connection 
sk.close ()

# ### udp client 
Import socket 
SK = socket.socket (of the type = socket.SOCK_DGRAM) 
msg = "a nice day" 
# udp send data 
# sendto ( "message to send" .encode (), (ip, port )) 
sk.sendto (msg.encode ( "UTF-. 8"), ( "127.0.0.1", 9000)) 

# receiving UDP data 
MSG, addr = sk.recvfrom (1024) 
Print (MSG, addr) 
RES = MSG .decode ( "UTF-. 8") 
Print (RES) 
# udp close connection 
sk.close ()