🧪 Force local_scheme @ CI on merge

Author: webknjaz

.github/workflows/ci-cd.yml

@@ -450,24 +450,63 @@ jobs:
         --skip-missing-interpreters false
         --notest
 
+    - name: Drop Git tags from HEAD for non-tag-create events
+      if: >-
+        !fromJSON(needs.pre-setup.outputs.release-requested)
+      run: >-
+        git tag --points-at HEAD
+        |
+        xargs git tag --delete
+      shell: bash
+
     - name: Setup git user as [bot]
       if: >-
-        fromJSON(needs.pre-setup.outputs.is-untagged-devel)
-        || fromJSON(needs.pre-setup.outputs.release-requested)
+        fromJSON(needs.pre-setup.outputs.release-requested)
+        || fromJSON(needs.pre-setup.outputs.is-untagged-devel)
       uses: fregante/setup-git-user@v2
     - name: >-
         Tag the release in the local Git repo
         as ${{ needs.pre-setup.outputs.git-tag }}
         for setuptools-scm to set the desired version
       if: >-
-        fromJSON(needs.pre-setup.outputs.is-untagged-devel)
-        || fromJSON(needs.pre-setup.outputs.release-requested)
+        fromJSON(needs.pre-setup.outputs.release-requested)
       run: >-
         git tag
         -m '${{ needs.pre-setup.outputs.git-tag }}'
         '${{ needs.pre-setup.outputs.git-tag }}'
         --
-        ${{ github.event.inputs.release-committish }}
+        ${{
+          fromJSON(needs.pre-setup.outputs.release-requested)
+          && github.event.inputs.release-committish || ''
+        }}
+
+    - name: Install tomlkit Python distribution package
+      if: >-
+        fromJSON(needs.pre-setup.outputs.is-untagged-devel)
+      run: >-
+        python -m pip install --user tomlkit
+    - name: Instruct setuptools-scm not to add a local version part
+      if: >-
+        fromJSON(needs.pre-setup.outputs.is-untagged-devel)
+      run: |
+        from pathlib import Path
+
+        import tomlkit
+
+        pyproject_toml_path = Path.cwd() / 'pyproject.toml'
+        pyproject_toml_txt = pyproject_toml_path.read_text()
+        pyproject_toml = tomlkit.loads(pyproject_toml_txt)
+        setuptools_scm_section = pyproject_toml['tool']['setuptools_scm']
+        setuptools_scm_section['local_scheme'] = 'no-local-version'
+        patched_pyproject_toml_txt = tomlkit.dumps(pyproject_toml)
+        pyproject_toml_path.write_text(patched_pyproject_toml_txt)
+      shell: python
+    - name: Pretend that pyproject.toml is unchanged
+      if: >-
+        fromJSON(needs.pre-setup.outputs.is-untagged-devel)
+      run: |
+        git diff --color=always
+        git update-index --assume-unchanged pyproject.toml
 
     - name: Build dists
       run: >-