Publish to pypi only once in github actions (#47)

Publish to pypi only once in github actions

Notes:

* Github Actions does not support env in job strategy: actions/runner#480 (comment)

* Trigger the workflow on push or pull request, but only for the master branch, see https://docs.github.com/en/actions/reference/workflow-syntax-for-github-actions#example-using-multiple-events-with-activity-types-or-configuration

.github/workflows/main.yml

@@ -1,9 +1,19 @@
 name: Python package
 
-on: [push, pull_request]
+on:
+  # Trigger the workflow on push or pull request, but only for the master branch
+  push:
+    branches:
+      - master
+  pull_request:
+    branches:
+      - master
+
+env:
+  target_python_version: 3.8
 
 jobs:
-  build:
+  test:
     runs-on: ubuntu-latest
     strategy:
       max-parallel: 5
@@ -19,13 +29,28 @@ jobs:
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
-        pip install tox tox-gh-actions wheel
+        pip install tox tox-gh-actions
     - name: Test with tox
       run: tox
+
+  publish:
+    needs: test
+    runs-on: ubuntu-latest
+    if: github.event_name == 'push' && startsWith(github.ref, 'refs/tags')
+
+    steps:
+    - uses: actions/checkout@v1
+    - name: Set up Python ${{env.target_python_version}}
+      uses: actions/setup-python@v2
+      with:
+        python-version: ${{env.target_python_version}}
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install wheel
     - name: Build distributions
       run: python setup.py sdist bdist_wheel --universal
     - name: Upload release to pypi
-      if: github.event_name == 'push' && startsWith(github.ref, 'refs/tags')
-      uses: pypa/[email protected]
+      uses: pypa/[email protected]
       with:
         password: ${{ secrets.pypi_password }}

HISTORY.rst

@@ -135,3 +135,7 @@ History
 ------------------
 * Support newer openwrt snapshot versions (#45)
 * Fix tox in github actions and also test py38 (#46)
+
+1.1.x (unreleased)
+------------------
+* Publish to pypi only once in github actions (#47)