from socket import *

serverPort = 12000
serverSocket = socket (AF_INET, SOCK_DGRAM)
serverSocket .bind(('', serverPort))
print ("El servidor esta listo para recibir")
while True:
	message, clientAddress = serverSocket .recvfrom(2048)
	modifiedMessage = message.decode() .upper ()
	serverSocket . sendto (modifiedMessage.encode(), clientAddress)