UDP dgram python

client.py

#!/usr/local/bin/python

import socket
import webbrowser
import re
import netifaces

UDP_IP = netifaces.ifaddresses('en0')[netifaces.AF_INET][0]['broadcast']
UDP_PORT = 48735

sock = socket.socket(socket.AF_INET, # Internet
                     socket.SOCK_DGRAM) # UDP
sock.bind((UDP_IP, UDP_PORT))

print 'Broadcast IP: ' + UDP_IP

serverIp = False

while serverIp == False:
    data, addr = sock.recvfrom(1024) # buffer size is 1024 bytes
    # Get ip address from udp broadcast
    regex = r"data:(.+)"
    matches = re.search(regex, data)
    serverIp = matches.group(1)
    print serverIp
    url = 'http://' + serverIp
    webbrowser.open(url, new = 2)