http://thepoch.com/2014/use-launch-center-pro-2.3-and-pythonista-to-get-your-ip-address.html

ifconfig.py

import sys
import json
import urllib
import clipboard
import webbrowser

data = urllib.urlopen('http://ifconfig.me/all.json')
ifconfig = json.loads(data.read())

ip_addr = ifconfig.get('ip_addr', '127.0.0.1')

arg = sys.argv

if len(arg) == 2:
    if arg[1] == "1":
        # Drafts
        webbrowser.open("drafts://x-callback-url/create?text=" + urllib.quote(ip_addr))
    elif arg[1] == "2":
        # iMessage
        webbrowser.open("launch://messaging?body=" + urllib.quote(ip_addr))
    elif arg[1] == "3":
        # Email
        webbrowser.open("launch://email?subject=" + urllib.quote("My IP address") + "&body=" + urllib.quote(ip_addr))
    else:
        webbrowser.open("launch:")