Re-add python3.12 and skip airflow test for this version

.github/workflows/ci.yml

@@ -34,7 +34,7 @@ jobs:
       fail-fast: true
       matrix:
         os: [ "ubuntu-latest", "macos-latest" ]
-        python-version: [ "3.8", "3.9", "3.10", "3.11" ]
+        python-version: [ "3.8", "3.9", "3.10", "3.11", "3.12" ]
     runs-on: ${{ matrix.os }}
     steps:
       - name: Check out repository

tests/airflow/test_operators.py

@@ -2,10 +2,14 @@
 
 from unittest import mock
 
+import pytest
 from spark_on_k8s.airflow.operators import SparkOnK8SOperator
 from spark_on_k8s.client import ExecutorInstances, PodResources
 
+from conftest import PYTHON_312
 
+
+@pytest.mark.skipif(PYTHON_312, reason="Python 3.12 is not supported by Airflow")
 class TestSparkOnK8SOperator:
     @mock.patch("spark_on_k8s.client.SparkOnK8S.submit_app")
     def test_execute(self, mock_submit_app):

tests/conftest.py

@@ -0,0 +1,5 @@
+from __future__ import annotations
+
+import sys
+
+PYTHON_312 = sys.version_info.major == 3 and sys.version_info.minor == 12