Python unit test GitHub Action (#418)

This will run Python unit tests when code is pushed to the branch.

### Description
- Runs `poetry run pytest` on ubuntu-latest, macos-latest, and
windows-latest for python versions 3.8, 3.9, and 3.10
- This action was run when this workflow was pushed to my forked branch:
https://github.com/mkarle/semantic-kernel/actions/runs/4672544786

.github/workflows/python-test.yml

@@ -0,0 +1,30 @@
+# This workflow will install Python dependencies and run tests with a variety of Python versions and OSes
+# For more information see: https://docs.github.com/en/actions/automating-builds-and-tests/building-and-testing-python
+
+name: Python tests
+
+on: push
+
+jobs:
+  build:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        python-version: ["3.8", "3.9", "3.10", "3.11"]
+        os: [ ubuntu-latest, windows-latest, macos-latest ]
+
+    steps:
+    - uses: actions/checkout@v3
+    - name: Set up Python ${{ matrix.python-version }}
+      uses: actions/setup-python@v3
+      with:
+        python-version: ${{ matrix.python-version }}
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        python -m pip install poetry pytest
+        cd python && poetry install
+    - name: Test with pytest
+      run: |
+        cd python && poetry run pytest

python/DEV_SETUP.md

@@ -1,6 +1,6 @@
 # System setup
 
-To get started, you'll need VSCode and a local installation of Python 3.x.
+To get started, you'll need VSCode and a local installation of at least Python 3.8.
 
 You can run:
 
@@ -84,4 +84,7 @@ it will prompt you to install them).
 
 # Tests
 
-You should be able to run the example under the [tests](tests) folder.
+You should be able to run the examples under the [tests/end-to-end](tests/end-to-end/) folder.
+Run pytests with the following:
+
+    poetry run pytest

python/README.md

@@ -19,9 +19,9 @@ AZURE_OPENAI_DEPLOYMENT_NAME=""
 ## Using Poetry
 
 First, navigate to the directory containing this README using your chosen shell.
-You will need to have Python 3.10 installed.
+You will need to have at least Python 3.8 installed.
 
-Install the Poetry package manager and create a project virtual environment. (Note: we require at least Poetry 1.2.0 and Python 3.10.)
+Install the Poetry package manager and create a project virtual environment. (Note: we require at least Poetry 1.2.0 and Python 3.8.)
 
 ```bash
 # Install poetry package
@@ -32,10 +32,9 @@ poetry install
 poetry shell
 ```
 
-
 # Get Started with Semantic Kernel ⚡
 
-## Example: Running a simple prompt.
+## Example: Running a simple prompt
 
 ```python
 import semantic_kernel as sk
@@ -64,7 +63,7 @@ Give me the TLDR in exactly 5 words.""")
 print(prompt()) # => Robots must not harm humans.
 ```
 
-## Example: Turn prompts into **reusable functions** with input parameters.
+## Example: Turn prompts into **reusable functions** with input parameters
 
 ```python
 # Create a reusable function with one input parameter