updated release action (#402)

Author: bmcfee

.github/workflows/release.yml

@@ -1,55 +1,43 @@
-name: Build and publish Python packages to PyPI
+name: Publish Python 🐍 distributions 📦 to PyPI
 
-on:
-  workflow_dispatch:
+on: 
   release:
-    types:
-      - published
+    types: [created] 
 
-jobs:
-  build:
-    runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        python-version:
-          - "3.8"
-          - "3.9"
-          - "3.10"
-    steps:
-      - uses: actions/checkout@v3
-
-      - name: Set up Python
-        uses: actions/setup-python@v4
-        with:
-          python-version: ${{ matrix.python-version }}
-          cache: pip
-
-      - name: Install build tool
-        run: pip install build
 
-      - name: Build package
-        run: python -m build
-
-      - name: Upload package as build artifact
-        uses: actions/upload-artifact@v3
-        with:
-          name: package
-          path: dist/
-
-  publish:
+jobs:
+  pypi-publish:
+    name: Upload release to PyPI
     runs-on: ubuntu-latest
-    needs: build
     environment:
       name: pypi
       url: https://pypi.org/p/mir_eval
     permissions:
-      id-token: write
+      id-token: write  # IMPORTANT: this permission is mandatory for trusted publishing
+  
     steps:
-      - name: Collect packages to release
-        uses: actions/[email protected]
-        with:
-          name: package
-          path: dist/
-
-      - name: Publish packages to PyPI
-        uses: pypa/gh-action-pypi-publish@release/v1
+    - uses: actions/checkout@v4
+    - name: Set up Python 3.12
+      uses: actions/setup-python@v5
+      with:
+        python-version: 3.12
+
+    - 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 package distributions to PyPI
+      if: startsWith(github.ref, 'refs/tags')
+      uses: pypa/gh-action-pypi-publish@release/v1

mir_eval/__init__.py

@@ -20,4 +20,4 @@
 from . import transcription_velocity
 from . import key
 
-__version__ = "0.8.0rc0"
+__version__ = "0.8.0rc1"