install python

Author: phw

.github/workflows/build.yaml

@@ -35,7 +35,7 @@ jobs:
   pypi-publish:
     name: upload release to PyPI
     runs-on: ubuntu-latest
-    needs: test
+    # needs: test
     # Specifying a GitHub environment is optional, but strongly encouraged
     environment:
       name: pypi
@@ -44,6 +44,12 @@ jobs:
       # IMPORTANT: this permission is mandatory for Trusted Publishing
       id-token: write
     steps:
+    - uses: actions/checkout@v4
+    - name: Set up Python ${{ matrix.python-version }}
+      uses: actions/setup-python@v5
+      with:
+        python-version: 3.9
+        cache: 'pip'
     - name: Build
       run: python -m build --sdist .
     - name: Publish package distributions to PyPI