Merge pull request #694 from sanders41/python-3.12

Add tests and support for Python 3.12

Author: sanders41

.github/workflows/testing.yaml

@@ -32,7 +32,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["3.8", "3.9", "3.10", "3.11"]
+        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v4