kstep

use std::io::net;

fn get_my_external_ip() -> Option<net::ip::IpAddr> {
    net::tcp::TcpStream::connect("8.8.8.8", 53).and_then(|ref mut s| s.socket_name()).map(|a| a.ip).ok()
}

fn main() {
    println!("My external IP: {}", get_my_external_ip());
}

chadselph

from collections import defaultdict

class BadMatch(NameError):
    """Exception when your args don't match a pattern"""
    pass

class Any(object):
    """
    >>> 'wutup' == Any()
    True

kstep

#!/usr/bin/python
# encoding: utf-8

import sys, os, itertools as it

try:
    root = sys.argv[1]
except IndexError:
    root = os.getcwd()