Merge pull request #251 from terriko/python_matrix

Set up build matrix for python 3.6, 3.7

Author: terriko

.github/workflows/pythonapp.yml

@@ -5,14 +5,17 @@ on: [push, pull_request]
 jobs:
   build:
 
-    runs-on: ubuntu-latest
-
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+         os: [ubuntu-latest]
+         python: [3.6, 3.7]
     steps:
     - uses: actions/checkout@v1
-    - name: Set up Python 3.7
+    - name: Set up Python
       uses: actions/setup-python@v1
       with:
-        python-version: 3.7
+        python-version: ${{ matrix.python }}
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip