Get the local IP and Public IP

getip.py

#!/usr/bin/env python
# -*- encoding: utf-8 -*-
#
# author  : Rex Zhang

"""Get the local IP and Public IP"""

import re
from subprocess import Popen, PIPE
from threading import Lock

print_lock = Lock()


def localIPs():
    p = Popen('sudo ifconfig', shell=True, stdout=PIPE)
    lines = p.communicate()[0].splitlines()
    ip_pat = r'\b(?:\d{1,3}\.){3}\d{1,3}\b'
    ret = []
    for line in lines:
        try:
            ret.append(re.findall(ip_pat, line)[0])
        except:
            pass
    if '127.0.0.1' in ret:
        ret.remove('127.0.0.1')

    with print_lock:
        if ret:
            print "Local IPs:\t", "\t".join(sorted(ret))
        else:
            print "No local IP."


def publicIP():
    ret = Popen('curl -s ifconfig.me/ip', shell=True, stdout=PIPE)
    with print_lock:
        if ret:
            print "Public IP:\t", ret.strip()
        else:
            print "No Public IP."


def main():
    import threading
    threads = []
    functions = [publicIP, localIPs]

    for i in range(2):
        t = threading.Thread(target=functions[i])
        threads.append(t)
        t.start()

if __name__ == '__main__':
    main()