Travis -> GitHub Actions

.github/workflows/main.yml

@@ -0,0 +1,68 @@
+---
+name: CI
+
+on:
+  push:
+    branches: ["master"]
+  pull_request:
+    branches: ["master"]
+  workflow_dispatch:
+
+jobs:
+  tests:
+    name: "Python ${{ matrix.python-version }}"
+    runs-on: "ubuntu-latest"
+    env:
+      USING_COVERAGE: "3.6,3.7,3.8,3.9"
+
+    strategy:
+      matrix:
+        python-version: ["3.6", "3.7", "3.8", "3.9"]
+
+    steps:
+      - uses: "actions/checkout@v2"
+      - uses: "actions/setup-python@v2"
+        with:
+          python-version: "${{ matrix.python-version }}"
+      - name: "Install dependencies"
+        run: |
+          set -xe
+          python -VV
+          python -m site
+          python -m pip install --upgrade pip wheel poetry
+          python -m pip install --upgrade coverage[toml] virtualenv tox tox-gh-actions
+      - name: "Run tox targets for ${{ matrix.python-version }}"
+        run: "python -m tox"
+
+      # We always use a modern Python version for combining coverage to prevent
+      # parsing errors in older versions for modern code.
+      - uses: "actions/setup-python@v2"
+        with:
+          python-version: "3.9"
+
+      - name: "Upload coverage to Codecov"
+        if: "contains(env.USING_COVERAGE, matrix.python-version)"
+        uses: "codecov/codecov-action@v1"
+        with:
+          fail_ci_if_error: true
+
+  package:
+    name: "Build & verify package"
+    runs-on: "ubuntu-latest"
+
+    steps:
+      - uses: "actions/checkout@v2"
+      - uses: "actions/setup-python@v2"
+        with:
+          python-version: "3.9"
+
+      - name: "Install poetry, check-wheel-content, and twine"
+        run: "python -m pip install twine check-wheel-contents"
+      - name: "Build package"
+        run: "python setup.py sdist bdist_wheel"
+      - name: "List result"
+        run: "ls -l dist"
+      - name: "Check wheel contents"
+        run: "check-wheel-contents dist/*.whl"
+      - name: "Check long_description"
+        run: "python -m twine check dist/*"

tox.ini

@@ -13,3 +13,11 @@ skip_install = true
 commands =
     coverage combine
     coverage report
+
+[gh-actions]
+python =
+    3.6: py36
+    3.7: py37
+    3.8: py38
+    3.9: py39, lint
+    pypy3: pypy3