initial commit

.github/workflows/python-app.yml

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+# This workflow will install Python dependencies, run tests and lint with a single version of Python
+# For more information see: https://help.github.com/actions/language-and-framework-guides/using-python-with-github-actions
+
+name: Python application - tests
+
+on:
+  push:
+    branches: [master]
+  pull_request:
+    branches: [master]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+      - name: Set up Python 3.8
+        uses: actions/setup-python@v2
+        with:
+          python-version: 3.8
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install pytest
+          if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
+      - name: Test with pytest
+        run: |
+          pytest test.py

hello.py

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+from flask import Flask
+from flask import make_response
+app = Flask(__name__)
+
+
+@app.route('/')
+def home():
+    return "Hello World!\n"
+
+
+@app.route('/<page_name>')
+def other_page(page_name):
+    response = make_response('ERROR: The page named %s does not exist.'
+                             % page_name, 404)
+    return response
+
+
+if __name__ == '__main__':
+    app.run(debug=True, host='0.0.0.0')

test.py

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+from hello import app
+
+
+def test_home():
+    tester = app.test_client()
+    response = tester.get('/', content_type='html/text')
+    assert response.status_code == 200
+    assert b'Hello World!' in response.data
+
+
+def test_other():
+    tester = app.test_client()
+    response = tester.get('a', content_type='html/text')
+    assert response.status_code == 404
+    assert b'does not exist' in response.data