Add stub generation to python-dist.yml (#1234)

.github/workflows/python-dist.yml

@@ -1,4 +1,6 @@
 name: "Python Dist"
+description: "Build and upload Python distributions to PyPI"
+
 on:
   workflow_dispatch:
   release:
@@ -13,6 +15,25 @@ jobs:
     - uses: actions/checkout@v4
       with:
         fetch-depth: 0
+    - name: Set up Python
+      uses: actions/setup-python@v5
+      with:
+        python-version: "3.x"
+    - name: Install dependencies
+      run: |
+        python -m venv venv/
+        ./venv/bin/python -m pip install --upgrade pip
+        ./venv/bin/python -m pip install build twine pybind11-stubgen
+    - name: Build and install pyslang (for stub generation)
+      run: |
+        ./venv/bin/python -m pip install .
+    - name: Generate Python stubs
+      run: |
+        mkdir pyslang/pyslang/
+        ./venv/bin/python -m pybind11_stubgen pyslang -o pyslang/ --root-suffix ''
+    - name: Verify that stub file was generated
+      run: |
+        test -f pyslang/pyslang/__init__.pyi
     - name: Build SDist
       run: pipx run build --sdist
     - name: Check metadata
@@ -33,6 +54,25 @@ jobs:
     - uses: actions/checkout@v4
       with:
         fetch-depth: 0
+    - name: Set up Python
+      uses: actions/setup-python@v5
+      with:
+        python-version: "3.x"
+    - name: Install dependencies
+      run: |
+        python -m venv venv/
+        ./venv/bin/python -m pip install --upgrade pip
+        ./venv/bin/python -m pip install build twine pybind11-stubgen
+    - name: Build and install pyslang (for stub generation)
+      run: |
+        ./venv/bin/python -m pip install .
+    - name: Generate Python stubs
+      run: |
+        mkdir pyslang/pyslang/
+        ./venv/bin/python -m pybind11_stubgen pyslang -o pyslang/ --root-suffix ''
+    - name: Verify that stub file was generated
+      run: |
+        test -f pyslang/pyslang/__init__.pyi
     - uses: maxim-lobanov/setup-xcode@v1
       if: matrix.os == 'macos-latest'
       with: