#38: enable python 3.12

Author: fbergmann

.github/workflows/experimental_wheels.yml

@@ -33,7 +33,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-20.04, windows-2019, macos-11]
-        python_version: ['cp37-*', 'cp38-*', 'cp39-*', 'cp310-*', 'cp311-*']
+        python_version: ['cp37-*', 'cp38-*', 'cp39-*', 'cp310-*', 'cp311-*', 'cp312-*']
 
     steps:
     - uses: actions/checkout@v1