ruff does everything that flake8 does and better, so let's replace it

Author: wolph

.github/workflows/main.yml

@@ -21,14 +21,14 @@ jobs:
           python-version: ${{ matrix.python-version }}
       - name: Install dependencies
         run: |
-          python -m pip install --upgrade pip setuptools flake8
+          python -m pip install --upgrade pip setuptools ruff
           pip install -e '.[tests]'
       - name: Get versions
         run: |
           python -V
           pip freeze
-      - name: flake8
-        run: flake8 -v python_utils setup.py
+      - name: ruff
+        run: ruff check
       - name: pytest
         run: py.test
 
@@ -44,12 +44,12 @@ jobs:
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip setuptools
-        pip install -e '.[docs,tests]' pyright flake8 mypy
+        pip install -e '.[docs,tests]' pyright ruff mypy
     - name: build docs
       run: make html
       working-directory: docs/
-    - name: flake8
-      run: flake8 -v python_utils setup.py
+    - name: ruff
+      run: ruff check
     - name: mypy
       run: mypy python_utils setup.py
     - name: pyright

CONTRIBUTING.md

@@ -74,8 +74,14 @@ Run tests
 $ py.test
 ```
 
-Note that this won't run `flake8` yet, so once all the tests succeed you can run `flake8` to check for code style errors.
+Note that this won't run `ruff` yet, so once all the tests succeed you can run `ruff check` to check for code style errors.
 
 ```bash
-$ flake8
+$ ruff check
+```
+
+Lastly we test the types using `pyright`:
+
+```bash
+$ pyright
 ```

setup.py

@@ -51,7 +51,8 @@
                 'python-utils',
             ],
             'tests': [
-                'flake8',
+                'ruff',
+                'pyright',
                 'pytest',
                 'pytest-cov',
                 'pytest-mypy',

tox.ini

@@ -1,5 +1,5 @@
 [tox]
-envlist = ruff, black, py39, py310, py311, py312, py313, flake8, docs, mypy, pyright
+envlist = ruff, black, py39, py310, py311, py312, py313, docs, mypy, pyright
 skip_missing_interpreters = True
 
 [testenv]
@@ -30,11 +30,6 @@ basepython = python3
 deps = black
 commands = black --skip-string-normalization --line-length 79 {toxinidir}/setup.py {toxinidir}/_python_utils_tests {toxinidir}/python_utils
 
-[testenv:flake8]
-basepython = python3
-deps = flake8
-commands = flake8 python_utils {posargs}
-
 [testenv:pyright]
 basepython = python3
 deps =