#!/usr/bin/env python

import urllib2

import socket

def _get_my_ip():

"""

Returns the actual ip of the local machine.

This code figures out what source address would be used if some traffic

were to be sent out to some well known address on the Internet. In this

case, a Google DNS server is used, but the specific address does not

matter much. No traffic is actually sent.

"""

try:

csock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)

csock.connect(('8.8.8.8', 80))

(addr, port) = csock.getsockname()

csock.close()

return addr

except socket.error:

return "127.0.0.1"

def set_proxy():

proxy = '127.0.0.1:8087'

opener = urllib2.build_opener( urllib2.ProxyHandler({'http':proxy}) )

urllib2.install_opener( opener )

if __name__=='__main__':

url = 'http://ifconfig.me/ip'

print urllib2.urlopen(url).read()

print _get_my_ip()

set_proxy()

print urllib2.urlopen(url).read()

print _get_my_ip()