pipeline poetry fix

.github/workflows/python-app.yml

@@ -1,16 +1,12 @@
-# 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
-
 name: Python application
 
 on:
   push:
-    branches: [ "master" ]
+    branches:
+      - "master"
   pull_request:
-    branches: [ "master" ]
-
-permissions:
-  contents: read
+    branches:
+      - "master"
 
 jobs:
   build:
@@ -19,21 +15,29 @@ jobs:
 
     steps:
     - uses: actions/checkout@v3
-    - name: Set up Python 3.10
+
+    - name: Set up Python
       uses: actions/setup-python@v3
       with:
         python-version: "3.10"
+
+    - name: Install Poetry
+      run: |
+        curl -sSL https://install.python-poetry.org | python3 -
+        export PATH="$HOME/.poetry/bin:$PATH"
+        poetry --version
+
     - name: Install dependencies
       run: |
-        python -m pip install --upgrade pip
-        pip install flake8 pytest
-        if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
+        poetry install
+
     - 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
+        poetry run flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics
         # 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
+        poetry run flake8 . --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics
+
     - name: Test with pytest
       run: |
-        pytest
+        poetry run pytest