Test failure with Python 3.13

[fabaff]

=================================== FAILURES ===================================
_______________________ TestThermostat.test_get_data_401 _______________________

self = <tests.test_thermostat.TestThermostat testMethod=test_get_data_401>

    @responses.activate
    def test_get_data_401(self):
        # First request (when initializing the thermostat) is successful
        response_data = load_fixture("thermostat.json")
        responses.add(
            responses.GET,
            config.THERMOSTAT_URL,
            status=200,
            body=json.dumps(response_data),
            content_type="application/json"
        )
    
        # A later, second request throws 401 Unauthorized
        responses.add(
            responses.GET,
            config.THERMOSTAT_URL,
            status=401
        )
    
        # Attempt to reauthenticate
        auth_data = load_fixture("auth_success.json")
        responses.add(
            responses.POST,
            config.AUTH_URL,
            status=200,
            body=json.dumps(auth_data),
            content_type="application/json"
        )
    
        # Third request is successful
        responses.add(
            responses.GET,
            config.THERMOSTAT_URL,
            status=200,
            body=json.dumps(response_data),
            content_type="application/json"
        )
    
        bad_session_id = "my-bad-session"
        good_session_id = auth_data.get("SessionId")
        api = NuHeat(None, None, session_id=bad_session_id)
        serial_number = response_data.get("SerialNumber")
    
        thermostat = NuHeatThermostat(api, serial_number)
>       thermostat.get_data()

tests/test_thermostat.py:206: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 
nuheat/thermostat.py:140: in get_data
    data = self._session.request(config.THERMOSTAT_URL, params=params)
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

self = <NuHeat username='None'>, url = 'https://www.mynuheat.com/api/thermostat'
method = 'GET', data = None
params = {'serialnumber': '12345', 'sessionid': 'my-bad-session'}, retry = True

    def request(self, url, method="GET", data=None, params=None, retry=True):
        """
        Make a request to the NuHeat API
    
        :param url: The URL to request
        :param method: The type of request to make (GET, POST)
        :param data: Data to be sent along with POST requests
        :param params: Querystring parameters
        :param retry: Attempt to re-authenticate and retry request if necessary
        """
        headers = config.REQUEST_HEADERS
    
        if params and self._session_id:
            params['sessionid'] = self._session_id
    
        if method == "GET":
            response = requests.get(url, headers=headers, params=params)
        elif method == "POST":
            response = requests.post(url, headers=headers, params=params, data=data)
    
        # Handle expired sessions
        if response.status_code == 401 and retry:
>           _LOGGER.warn("NuHeat APIrequest unauthorized [401]. Try to re-authenticate.")
E           AttributeError: 'Logger' object has no attribute 'warn'

nuheat/api.py:78: AttributeError
=========================== short test summary info ============================
FAILED tests/test_thermostat.py::TestThermostat::test_get_data_401 - Attribut...
========================= 1 failed, 35 passed in 0.18s =========================

See also https://bugzilla.redhat.com/show_bug.cgi?id=2252059