CI Update Github upload/download artifact action (#772)

.github/workflows/build_and_publish.yml

@@ -24,8 +24,9 @@ jobs:
       - name: Build wheels
         uses: pypa/[email protected]
 
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
         with:
+          name: artifact-${{ matrix.os }}
           path: ./wheelhouse/*.whl
 
   build_sdist:
@@ -40,8 +41,9 @@ jobs:
       - name: Build sdist
         run: pipx run build --sdist
 
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
         with:
+          name: artifact-sdist
           path: dist/*.tar.gz
 
   upload_pypi:
@@ -52,15 +54,17 @@ jobs:
     # alternatively, to publish when a GitHub Release is created, use the following rule:
     if: github.event_name == 'release' && github.event.action == 'published'
     steps:
-      - uses: actions/download-artifact@v3
+      - uses: actions/download-artifact@v4
         with:
-          # unpacks default artifact into dist/
-          # if `name: artifact` is omitted, the action will create extra parent dir
-          name: artifact
+          pattern: artifact-*
           path: dist
+          merge-multiple: true
+
+      - name: Check dist
+        run: ls dist
 
       - uses: pypa/[email protected]
         with:
           user: __token__
           password: ${{ secrets.PYPI_TOKEN }}
-          # To test: repository_url: https://test.pypi.org/legacy/
+          To test: repository_url: https://test.pypi.org/legacy/