update PyPI workflow: double-check we're shipping everything we need

.github/workflows/pypi-release.yaml

@@ -18,56 +18,25 @@ concurrency:
   cancel-in-progress: true
 
 jobs:
-  build-artifacts:
+  build-package:
     runs-on: ubuntu-latest
     if: github.repository == 'xarray-contrib/cupy-xarray'
     steps:
       - uses: actions/checkout@v3
         with:
           fetch-depth: 0
-      - uses: actions/setup-python@v4
-        name: Install Python
-        with:
-          python-version: 3.8
-
-      - name: Install dependencies
-        run: |
-          python -m pip install --upgrade pip
-          python -m pip install setuptools setuptools-scm wheel twine check-manifest
-
-      - name: Build tarball and wheels
-        run: |
-          git clean -xdf
-          git restore -SW .
-          python -m build --sdist --wheel .
-
-      - name: Check built artifacts
+      - name: Build & inspect package
+        uses: hynek/build-and-inspect-python-package@v1
+        id: distribution
+      - name: Check
         run: |
-          python -m twine check dist/*
-          pwd
-          if [ -f dist/cupy-xarray-0.0.0.tar.gz ]; then
-            echo "❌ INVALID VERSION NUMBER"
-            exit 1
-          else
-            echo "✅ Looks good"
-          fi
-      - uses: actions/upload-artifact@v3
-        with:
-          name: releases
-          path: dist
+          ls -ltrh ${{ steps.distribution.outputs.dist }}
 
-  upload-to-pypi:
-    needs: build-artifacts
-    if: github.event_name == 'release'
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/download-artifact@v3
-        with:
-          name: releases
-          path: dist
       - name: Publish package to PyPI
+        if: github.event_name == 'release'
         uses: pypa/gh-action-pypi-publish@v1.5.1
         with:
           user: __token__
           password: ${{ secrets.PYPI_TOKEN }}
           verbose: true
+          packages_dir: ${{ steps.distribution.outputs.dist }}

MANIFEST.in

@@ -1,2 +1,11 @@
 include versioneer.py
 include cupy_xarray/_version.py
+include requirements.txt
+include LICENSE
+include README.md
+include pyproject.toml
+prune cupy_xarray/tests*
+
+
+recursive-exclude * __pycache__
+recursive-exclude * *.py[co]