Use ruff instead of flake8 and black

MANIFEST.in

@@ -1,6 +1,6 @@
 recursive-include docs *
 recursive-include tests *
-include pytest.ini AUTHORS.rst CODE_OF_CONDUCT.md pyproject.toml LICENSE README.rst tox.ini .coveragerc .isort.cfg .readthedocs.yaml
+include pytest.ini AUTHORS.rst CODE_OF_CONDUCT.md pyproject.toml LICENSE README.rst tox.ini .coveragerc .readthedocs.yaml
 prune docs/_build
 global-exclude *.pyc
 prune __pycache__

pyproject.toml

@@ -1,17 +1,27 @@
-[tool.black]
-line-length = 88 
-target-version = ['py37', 'py38', 'py39', 'py310', 'py311']
-include = '\.pyi?$'
-exclude = '''
-/(
-    \.eggs
-  | \.git
-  | \.hg
-  | \.mypy_cache
-  | \.tox
-  | \.venv
-  | _build
-  | build
-  | dist
-)/
-'''
+[tool.ruff]
+extend-exclude = [
+    "__pycache__",
+]
+
+[tool.ruff.lint]
+select = [
+    # pycodestyle
+    "E", "W",
+    # flake8
+    "F",
+    # isort
+    "I",
+    # pytest style
+    # "PT",
+    # eradicate commented code
+    # "ERA",
+    # ruff lint
+    # "RUF",
+]
+ignore = [
+    # `format` will wrap lines.
+    "E501",
+]
+
+[tool.ruff.lint.isort]
+known-first-party = ["dockerflow"]

tests/requirements/lint.txt

@@ -1,5 +1,3 @@
-flake8
-flake8-black
-flake8-isort
+ruff
 twine
 check-manifest

tox.ini

@@ -59,12 +59,8 @@ pip_pre = false
 basepython = python3.8
 deps = -rtests/requirements/lint.txt
 commands =
-    flake8 src/dockerflow tests/
+    ruff check src/ tests/
+    ruff format src/ tests/
     check-manifest -v
     python setup.py sdist
     twine check dist/*
-
-[flake8]
-exclude =
-    .tox
-ignore=E501,E127,E128,E124