Add github actions workflow (#797)

.github/workflows/pythonpackage.yml

@@ -0,0 +1,39 @@
+name: Python package
+
+on:
+  pull_request:
+    branches:
+    - master
+  push:
+    branches:
+    - master
+
+jobs:
+  build:
+    name: Test on python ${{ matrix.python-version }} and ${{ matrix.os }}
+    runs-on: ${{ matrix.os }}
+    strategy:
+      max-parallel: 4
+      matrix:
+        python-version: [2.7, 3.6, 3.7]
+        os: [ubuntu-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: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install urllib3 certifi pytz pyflakes faker nose
+    - name: Test with nosetests
+      run: |
+        pyflakes minio/*.py || true
+        python setup.py install
+        python setup.py nosetests
+    - name: Test with functional tests
+      env:
+        MINT_MODE: full
+      run: python tests/functional/tests.py