added flake8 test

.github/workflows/python-app.yml

@@ -5,9 +5,9 @@ name: Python application
 
 on:
   push:
-    branches: [ "master" ]
+    branches: [ "master", "develop" ]
   pull_request:
-    branches: [ "master" ]
+    branches: [ "master", "develop" ]
 
 permissions:
   contents: read
@@ -26,11 +26,9 @@ jobs:
     - 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
+        # pip install flake8 pytest
+        # 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
-        # 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
+        pip install -r requirements/test.txt
+        flake8 . --config=.flake8

requirements/test.txt

@@ -0,0 +1,6 @@
+flake8>=6.1.0
+flake8-commas>=2.1.0
+flake8-comments>=0.1.2
+flake8-quotes>=3.3.2
+flake8-return>=1.2.0
+flake8-use-pathlib>=0.3.0