Create test.yml

.github/workflows/test.yml

@@ -0,0 +1,26 @@
+name: Test package
+
+on: [push]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version: [2.7, 3.5, 3.6, 3.7, 3.8]
+
+    steps:
+    - uses: actions/checkout@v2
+    - name: Set up Python ${{ matrix.python-version }}
+      uses: actions/setup-python@v1
+      with:
+        python-version: ${{ matrix.python-version }}
+    - name: Install dependencies
+      run: |
+        python setup.py build_ext --force
+        python setup.py develop
+    - name: Lint with black
+      run: |
+        pip install black==19.10b0
+        black --check **/*.py