Запрос статуса заявки ПочтаБанк API poscreditservice

pochtabank_credit_status.py

from bs4 import BeautifulSoup
import urllib.request, base64, urllib.error

lgn = 'Login'           # логин
psw = 'Password_123456' # пароль
id_credit = '86220838'  # номер заявки

url_api = 'https://my.pochtabank.ru/dbo/poscreditservice/posLead/status/'
url = url_api + id_credit

request = urllib.request.Request(url)
string = '%s:%s' % (lgn,psw)
base64string = base64.standard_b64encode(string.encode('utf-8'))

request.add_header("Authorization", "Basic %s" % base64string.decode('utf-8'))
print(request)

try:
    u = urllib.request.urlopen(request)
    print(u.getcode())
    print(request.header_items())
    soup = BeautifulSoup(u.read(), 'html.parser')
    print(soup.prettify())

except urllib.error.HTTPError as e:
    print(e)
    print(e.headers)