Test pypi deployment

.github/workflows/pypi_test_upload.yaml

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+name: pypi_test_upload
+
+on:
+  workflow_dispatch:
+  pull_request:
+  push:
+
+permissions:
+  contents: read
+
+jobs:
+  deploy:
+    # This will upload a Python Package using Twine when a release is created
+    # For more information see: https://help.github.com/en/actions/language-and-framework-guides/using-python-with-github-actions#publishing-to-package-registries
+    #
+    # This job will run when you have tagged a commit, starting with "v*"
+    # or created a release in GitHub which includes a tag starting with "v*"
+    # and requires that you have put your twine API key in your
+    # github secrets (see readme for details)
+    needs: []
+    runs-on: ubuntu-latest
+    if: contains(github.ref, 'tags')
+    steps:
+    - uses: actions/checkout@v4
+    - name: Set up Python
+      uses: actions/setup-python@v5
+      with:
+        python-version: '3.x'
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        python -m pip install build twine
+    - name: Build and publish
+      env:
+        TWINE_USERNAME: ${{ secrets.TEST_PYPI_USERNAME }}
+        TWINE_PASSWORD: ${{ secrets.TEST_PYPI_PASSWORD }}
+      run: |
+        python -m build
+        twine upload --repository testpypi dist/*