fix: Python 3.9 support (#209)

* chore: ignore .vscode folder

* fix: support PEP 604 annotation syntax in python 3.9

* tests: do not use datetime.UTC alias to support python 3.9

* style: linting

* Revert "style: linting"

This reverts commit 84c7214.

* style: linting

* ci: add 3.9 and 3.10 to test matrix

.github/workflows/testing.yaml

@@ -17,7 +17,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: [ "3.11", "3.12" ]
+        python-version: [ "3.9", "3.10", "3.11", "3.12" ]
         fastapi-version: [ "0.103.2", "0.111.1"]
     steps:
       - name: Check out repository

.gitignore

@@ -1,5 +1,6 @@
 *.pyc
 .idea/*
+.vscode
 env/
 demo_project/.env
 .DS_Store

fastapi_azure_auth/exceptions.py

@@ -1,3 +1,5 @@
+from __future__ import annotations
+
 from fastapi import HTTPException, WebSocketException, status
 from starlette.requests import HTTPConnection
 

tests/test_user.py

@@ -85,7 +85,7 @@ def test_guest_user(claims: Dict[str, str], expected: bool):
 
 
 def get_utc_now_as_unix_timestamp() -> int:
-    date = datetime.datetime.now(datetime.UTC)
+    date = datetime.datetime.now(datetime.timezone.utc)
     return calendar.timegm(date.utctimetuple())