Merge pull request faif#363 from cclauss/patch-3

GitHub Action to lint Python code

Author: faif

.github/workflows/lint_python.yml

@@ -0,0 +1,19 @@
+name: lint_python
+on: [pull_request, push]
+jobs:
+  lint_python:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-python@v2
+      - run: pip install bandit black codespell flake8 isort pytest pyupgrade tox
+      - run: bandit -r . || true
+      - run: black --check . || true
+      - run: codespell --quiet-level=2 || true  # --ignore-words-list="" --skip=""
+      - run: flake8 . --count --show-source --statistics
+      - run: isort --profile black . || true
+      - run: tox
+      - run: pip install -r requirements.txt || true
+      - run: pytest . || true
+      - run: pytest --doctest-modules . || true
+      - run: shopt -s globstar && pyupgrade --py36-plus **/*.py || true

tox.ini

@@ -1,5 +1,6 @@
 [tox]
-envlist = py37,py39,cov-report
+envlist = py37,py38,py39,cov-report
+skip_missing_interpreters = true
 
 
 [testenv]
@@ -8,7 +9,7 @@ setenv =
 deps =
     -r requirements-dev.txt
 commands =
-    flake8 patterns/
+    flake8 . --exclude=./.*
     ; `randomly-seed` option from `pytest-randomly` helps with deterministic outputs for examples like `other/blackboard.py`
     pytest --randomly-seed=1234 --doctest-modules patterns/
     pytest -s -vv --cov={envsitepackagesdir}/patterns --log-level=INFO tests/