diff --git a/.github/workflows/pypipublish.yml b/.github/workflows/pypipublish.yml
new file mode 100644
index 00000000..0d085e09
--- /dev/null
+++ b/.github/workflows/pypipublish.yml
@@ -0,0 +1,45 @@
+name: Publish Python
+
+on:
+  release:
+    types: [published]
+
+jobs:
+  tests:
+    name: run tests
+    uses: ./.github/workflows/unittest.yml
+  build-n-publish:
+    name: Build and publish Python 🐍 distributions 📦 to TestPyPI
+    needs: [tests]
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@master
+      - name: Set up Python 3.10
+        uses: actions/setup-python@v3
+        with:
+          python-version: "3.10"
+
+      - name: Install pypa/build
+        run: >-
+          python -m
+          pip install
+          build
+          --user
+      - name: Build a binary wheel and a source tarball
+        run: >-
+          python -m
+          build
+          --sdist
+          --wheel
+          --outdir dist/
+          .
+      - name: Publish distribution 📦 to Test PyPI
+        uses: pypa/gh-action-pypi-publish@release/v1
+        with:
+          password: ${{ secrets.PYPI_TEST_KEY }}
+          repository_url: https://test.pypi.org/legacy/
+      - name: Publish distribution 📦 to PyPI
+        uses: pypa/gh-action-pypi-publish@release/v1
+        with:
+          password: ${{ secrets.PYPI_KEY }}
diff --git a/.github/workflows/unittest.yml b/.github/workflows/unittest.yml
index 750dfb45..5886303c 100644
--- a/.github/workflows/unittest.yml
+++ b/.github/workflows/unittest.yml
@@ -1,7 +1,6 @@
 name: Python package
 
-on:
-  pull_request:
+on: [workflow_call, pull_request]
 
 jobs:
   build: