Create Continuous Integration Github actions for Robyn Python - pytho…

.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://docs.github.com/en/actions/automating-builds-and-tests/building-and-testing-python
+# A continuous integration (CI) workflow to build and test Robyn Python project
+
+name: Robyn Python application
+
+on:
+  push:
+    branches: [ "robynpy_release" ]
+  pull_request:
+    branches: [ "robynpy_release" ]
+
+permissions:
+  contents: read
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    strategy:
+          matrix:
+            python-version: ["pypy3.9", "3.9", "3.10"]
+
+    steps:
+    - uses: actions/checkout@v4
+    - name: Set up Python ${{ matrix.python-version }}
+      uses: actions/setup-python@v5
+      with:
+        python-version: ${{ matrix.python-version }}
+        cache: 'pip'
+    - name: Display Python version
+      run: python -c "import sys; print(sys.version)"
+
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install flake8 pytest pytest-cov
+        if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
+    - name: Lint with flake8
+      run: |
+        # stop the build if there are Python syntax errors or undefined names
+        flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics --exclude=./robyn_api/*.py
+        # exit-zero treats all errors as warnings. The GitHub editor is 127 chars wide
+        flake8 . --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics --exclude=./robyn_api/*.py
+    # - name: Test with pytest. Enable this once first set of tests are written
+    #   run: |
+# 
+#        pytest ./python/tests --doctest-modules --junitxml=junit/test-results.xml --cov=com --cov-report=xml --cov-report=html