switch linting to ruff (#1241)

.github/workflows/ci.yml

@@ -42,7 +42,7 @@ jobs:
           - {VERSION: "3.11", TOXENV: "py311-twistedTrunk"}
           # Meta
           - {VERSION: "3.9", TOXENV: "check-manifest"}
-          - {VERSION: "3.9", TOXENV: "flake8"}
+          - {VERSION: "3.11", TOXENV: "lint"}
           - {VERSION: "3.11", TOXENV: "py311-mypy"}
           - {VERSION: "3.9", TOXENV: "docs"}
     name: "${{ matrix.PYTHON.TOXENV }}${{ matrix.PYTHON.OS && format(' on {0}', matrix.PYTHON.OS) || '' }}"

src/OpenSSL/crypto.py

@@ -606,7 +606,7 @@ def __setattr__(self, name: str, value: Any) -> None:
 
         # Note: we really do not want str subclasses here, so we do not use
         # isinstance.
-        if type(name) is not str:
+        if type(name) is not str:  # noqa: E721
             raise TypeError(
                 "attribute name must be string, not '%.200s'"
                 % (type(value).__name__,)

tox.ini

@@ -1,5 +1,5 @@
 [tox]
-envlist = py{py,py3,37,38,39,310,311}{,-cryptographyMinimum}{,-useWheel}{,-randomorder},py311-twistedTrunk,check-manifest,flake8,py311-mypy,docs,coverage-report
+envlist = py{py,py3,37,38,39,310,311}{,-cryptographyMinimum}{,-useWheel}{,-randomorder},py311-twistedTrunk,check-manifest,lint,py311-mypy,docs,coverage-report
 
 [testenv]
 allowlist_externals =
@@ -41,16 +41,15 @@ commands =
     python -m OpenSSL.debug
     python -m twisted.trial -j4 --reporter=text twisted
 
-[testenv:flake8]
+[testenv:lint]
 basepython = python3
 deps =
     black
-    flake8
-    flake8-import-order
+    ruff==0.0.284
 skip_install = true
 commands =
     black --check .
-    flake8 .
+    ruff .
 
 [testenv:py311-mypy]
 deps =
@@ -78,7 +77,3 @@ skip_install = true
 commands =
     coverage combine
     coverage report
-
-[flake8]
-application-import-names = OpenSSL
-ignore = E203,W503,W504