try setting up automatic publishing

.github/workflows/build_wheels.yml

@@ -1,6 +1,11 @@
 name: Build wheels
 
-on: [push, pull_request]
+# on: [push, pull_request]
+# Alternatively, to publish when a (published) GitHub Release is created, use the following:
+on:
+  release:
+    types:
+      - published
 
 jobs:
   build_wheels:
@@ -26,3 +31,37 @@ jobs:
       - uses: actions/upload-artifact@v3
         with:
           path: ./wheelhouse/*.whl
+
+  build_sdist:
+    name: Build source distribution
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Build sdist
+        run: pipx run build --sdist
+
+      - uses: actions/upload-artifact@v3
+        with:
+          path: dist/*.tar.gz
+
+  upload_pypi:
+    needs: [build_wheels, build_sdist]
+    runs-on: ubuntu-latest
+    # upload to PyPI on every tag starting with 'v'
+    # if: github.event_name == 'push' && startsWith(github.ref, 'refs/tags/v')
+    # 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
+        with:
+          # unpacks default artifact into dist/
+          # if `name: artifact` is omitted, the action will create extra parent dir
+          name: artifact
+          path: dist
+
+      - uses: pypa/[email protected]
+        with:
+          user: __token__
+          password: ${{ secrets.pypi_password }}
+          #repository_url: https://test.pypi.org/legacy/