Update pythonpackage.yml

.github/workflows/pythonpackage.yml

@@ -0,0 +1,22 @@
+name: Python package
+
+on: [push]
+
+jobs:
+  build:
+
+    runs-on: ${{ matrix.os }}
+    strategy:
+      max-parallel: 4
+      matrix:
+        python-version: [3.6, 3.7]
+        runs-on: [ubuntu-latest, macOS-latest, windows-latest]
+
+    steps:
+    - uses: actions/checkout@v1
+    - name: Set up Python ${{ matrix.python-version }}
+      uses: actions/setup-python@v1
+      with:
+        python-version: ${{ matrix.python-version }}
+    - name: make test
+      run: make test