tox: setup github action

Author: miri64

.github/workflows/tox.yml

@@ -0,0 +1,24 @@
+name: Tox testing
+
+on: [push]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    strategy:
+      max-parallel: 4
+      matrix:
+        python-version: [3.5, 3.6, 3.7, 3.8]
+
+    steps:
+    - uses: actions/checkout@v1
+    - name: Set up Python ${{ matrix.python-version }}
+      uses: actions/setup-python@v2
+      with:
+        python-version: ${{ matrix.python-version }}
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install tox tox-gh-actions
+    - name: Test with tox
+      run: tox

tox.ini

@@ -1,5 +1,12 @@
 [tox]
-envlist = test,lint,flake8
+envlist = test,lint,flake8,py35,py36,py37,py38
+
+[gh-actions]
+python =
+    3.5: py35,test
+    3.6: py36,test
+    3.7: py37,test
+    3.8: py38,test,lint,flake8
 
 [testenv]
 basepython = python3