Add GitHub action for Python

.github/workflows/python.yml

@@ -0,0 +1,38 @@
+name: Python
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        python:
+        #- '2.7'
+        - '3.6'
+        - '3.7'
+        - '3.8'
+
+    steps:
+    - uses: actions/checkout@v2
+      
+    - name: Set up Python ${{ matrix.python }}
+      uses: actions/setup-python@v1
+      with:
+        python-version: ${{ matrix.python }}
+
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install -e .
+        
+    - name: Compile all scripts
+      run: python -m compileall -f terminatorlib/ tests/ remotinator terminator
+
+    - name: Run legacy tests
+      run: bash run_tests