#! /usr/bin/python
import urllib2
auth_handler = urllib2.HTTPBasicAuthHandler()
auth_handler.add_password(realm='Parser',
                          uri='http://webserver.ru/',
                          user='username',
                          passwd='secret')
opener = urllib2.build_opener(auth_handler)
urllib2.install_opener(opener)
urllib2.urlopen('http://webserver.ru/cgi-bin/gen.pl?item=services&uid=38124')