import json
import ssl
import urllib2

HOST = 'localhost'

def retrieve_tower_token():
    context = ssl._create_unverified_context()
    url ="https://%s/api/v1/authtoken" % HOST
    params = json.dumps({'username' : '<your_user>', 'password' : '<your_password>'})
    content_type = dict({'Content-Type' : 'application/json'})

    requests = urllib2.Request(url, params, content_type)
    results = json.loads(urllib2.urlopen(requests, context=context).read())

    return results.get('token')

def fetch_users(session_token):
    target = "https://%s/api/v1/users" % HOST
    context = ssl._create_unverified_context()
    token_header = {"Authorization" : "Token %s" % session_token}

    request = urllib2.Request(target, dict(), token_header)
    result = urllib2.urlopen(request, context=context)

    return json.loads(result.read())

def main():
    session_token = retrieve_tower_token()
    fetch_users(session_token)

if __name__ == '__main__':
    main()