use future annotations with typing_extensions NotRequired

Author: Kilo59

fastapi_azure_auth/openid_config.py

@@ -1,14 +1,17 @@
+from __future__ import annotations
+
 import logging
 import ssl
 from datetime import datetime, timedelta
-from typing import TYPE_CHECKING, Any, Dict, List, NotRequired, Optional, TypedDict
+from typing import TYPE_CHECKING, Any, Dict, List, Optional, TypedDict
 
 import jwt
 from fastapi import HTTPException, status
 from httpx import AsyncClient
 
 if TYPE_CHECKING:  # pragma: no cover
     from jwt.algorithms import AllowedPublicKeys
+    from typing_extensions import NotRequired  # added in python 3.11
 
 log = logging.getLogger('fastapi_azure_auth')