import requests
from requests_ntlm import HttpNtlmAuth
from bs4 import BeautifulSoup

username = ''
password = ''
url = 'http://www.ccisites.com'
nextPage = 'http://www.ccisites.com/cci-ui/sdm/site/US/801313/operations/summary'

r = requests.get(url, auth=HttpNtlmAuth(username,password))

print(r.text)