feat: add Python compatibility testing workflow

feat: restrict Python versions to 3.9 - 3.12

.github/workflows/python-compatibility.yml

@@ -0,0 +1,32 @@
+name: Python Compatibility Test
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+  workflow_dispatch:  # Allows manual triggering from GitHub UI
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version: ["3.9", "3.10", "3.11", "3.12"]
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v5
+        with:
+          python-version: ${{ matrix.python-version }}
+
+      - name: Install package
+        run: |
+          python -m pip install --upgrade pip
+          pip install .
+
+      - name: Test import
+        run: |
+          python -c "import whisperx; print('Successfully imported whisperx')"

setup.py

@@ -10,7 +10,7 @@
     version="3.2.0",
     description="Time-Accurate Automatic Speech Recognition using Whisper.",
     readme="README.md",
-    python_requires=">=3.8",
+    python_requires=">=3.9, <3.13",
     author="Max Bain",
     url="https://github.com/m-bain/whisperx",
     license="MIT",