725
721
# No proxy auth parameter are available, we are
726
722
# handling the first proxied request, intialize.
727
723
# scheme and realm will be set by the AuthHandler
729
724
authuri = extract_authentication_uri(proxy)
730
725
request.proxy_auth = {'user': user, 'password': password,
732
727
if user and password is not None: # '' is a valid password
733
729
self.password_manager.add_password(None, authuri,
735
731
orig_type = request.get_type()