add action for pytest

.github/workflows/python-test.yml

@@ -0,0 +1,31 @@
+name: Python application test
+
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        python-version: [3.8]
+
+    steps:
+    - uses: actions/checkout@v2
+    - name: Set up Python ${{ matrix.python-version }}
+      uses: actions/setup-python@v2
+      with:
+        python-version: ${{ matrix.python-version }}
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        python -m pip install pytest
+        pip install -r requirements.txt
+    - name: Test with pytest
+      run: |
+        pytest

readme.md

@@ -1 +1,6 @@
-基于最小项目原则,介绍编程语言的一些特性和实践
+基于最小项目原则,介绍编程语言的一些特性和实践
+
+### pytest
+```
+pytest pytest_mini_project/test_simplemath.py
+```