http server head location follow

gistfile1.txt

it follows the header location FOR EVER

% ./head.py http://t.co/xoE6KECoaL 
http://ift.tt/Wcf2oC
https://plus.google.com/109306878344142850405/posts/a9MCxCwvN4x
https://plus.google.com/+FredRichards/posts/a9MCxCwvN4x

Head Location Follow

#!/usr/bin/env python2.7
import requests
import sys
def get_loc(url):
    try:
        h=requests.head(url).headers['location']
        return h
    except KeyError:
        return 'END'


urlcnt=len(sys.argv)-1

if urlcnt == 0:
    print 'please enter in a url'
    sys.exit(1)                                                                                                       

headloop = get_loc(sys.argv[1])
while headloop != 'END':
    print headloop
    headloop = get_loc(headloop)