from urllib2 import (HTTPPasswordMgrWithDefaultRealm, HTTPBasicAuthHandler, build_opener, install_opener, urlopen, HTTPError)
password_mgr = HTTPPasswordMgrWithDefaultRealm()
password_mgr.add_password(None, "http://alanstorm.com/testbed", 'admin','the-password')
handler = HTTPBasicAuthHandler(password_mgr)
opener = build_opener(handler)
install_opener(opener)
try:
    f = urlopen("http://alanstorm.com/testbed/password-test/test.txt")
    print f.read();
except HTTPError, e:
    print e.code
    print e.headers