use ruff

.github/workflows/ci.yml

@@ -10,7 +10,7 @@ concurrency:
   cancel-in-progress: true
 
 jobs:
-  fmt:
+  ruff:
     runs-on: "ubuntu-latest"
     steps:
       - uses: actions/checkout@v4
@@ -20,9 +20,9 @@ jobs:
         with:
           python-version: "3.x"
 
-      - run: pip install black
+      - run: pip install nox
 
-      - run: black --check .
+      - run: nox -s ruff
 
   mypy:
     runs-on: "ubuntu-latest"

.gitignore

@@ -7,6 +7,7 @@ dist
 build
 target
 .pytest_cache
+.ruff_cache
 *.egg-info
 pyo3
 docs/_build

README.md

@@ -3,7 +3,7 @@
 [![github actions](https://github.com/PyO3/setuptools-rust/actions/workflows/ci.yml/badge.svg)](https://github.com/PyO3/setuptools-rust/actions/workflows/ci.yml)
 [![pypi package](https://badge.fury.io/py/setuptools-rust.svg)](https://pypi.org/project/setuptools-rust/)
 [![readthedocs](https://readthedocs.org/projects/pip/badge/)](https://setuptools-rust.readthedocs.io/en/latest/)
-[![code style: black](https://img.shields.io/badge/code%20style-black-000000.svg)](https://github.com/ambv/black)
+[![Ruff](https://img.shields.io/endpoint?url=https://raw.githubusercontent.com/astral-sh/ruff/main/assets/badge/v2.json)](https://github.com/astral-sh/ruff)
 
 `setuptools-rust` is a plugin for `setuptools` to build Rust Python extensions implemented with [PyO3](https://github.com/PyO3/pyo3) or [rust-cpython](https://github.com/dgrunwald/rust-cpython).
 
@@ -14,7 +14,7 @@ they were written in C.
 
 The following is a very basic tutorial that shows how to use `setuptools-rust` in `pyproject.toml`.
 It assumes that you already have a bunch of Python and Rust files that you want
-to distribute. You can see examples for these files in the 
+to distribute. You can see examples for these files in the
 [`examples/hello-world`](https://github.com/PyO3/setuptools-rust/tree/main/examples/hello-world)
 directory in the [github repository](https://github.com/PyO3/setuptools-rust).
 The [PyO3 docs](https://pyo3.rs) have detailed information on how to write Python

docs/conf.py

@@ -4,6 +4,8 @@
 # list see the documentation:
 # https://www.sphinx-doc.org/en/master/usage/configuration.html
 
+from sphinx.transforms import SphinxTransform
+
 # -- Path setup --------------------------------------------------------------
 
 # If extensions (or modules to document with autodoc) are in another directory,
@@ -57,8 +59,6 @@
 # This is necessary because the README.md (for example) has links to the latest
 # documentation, but we want them to be relative to the specific docs version.
 
-from sphinx.transforms import SphinxTransform
-
 DOCS_URL = "https://setuptools-rust.readthedocs.io/en/latest/"
 
 
@@ -68,10 +68,12 @@ class RelativeDocLinks(SphinxTransform):
     def apply(self):
         from docutils.nodes import Text, reference
 
-        baseref = lambda o: (
-            isinstance(o, reference) and o.get("refuri", "").startswith(DOCS_URL)
-        )
-        basetext = lambda o: (isinstance(o, Text) and o.startswith(DOCS_URL))
+        def baseref(o):
+            return isinstance(o, reference) and o.get("refuri", "").startswith(DOCS_URL)
+
+        def basetext(o):
+            return isinstance(o, Text) and o.startswith(DOCS_URL)
+
         for node in self.document.traverse(baseref):
             target = node["refuri"].replace(DOCS_URL, "", 1)
             node.replace_attr("refuri", target)

examples/hello-world/python/hello_world/sum_cli.py

@@ -1,5 +1,4 @@
 import argparse
-import sys
 
 from ._lib import sum_as_string
 

examples/html-py-ever/tests/run_all.py

@@ -9,10 +9,8 @@
 
 try:
     import lxml
-
-    HAVE_LXML = True
 except ImportError:
-    HAVE_LXML = False
+    lxml = None
 
 
 def rust(filename: str) -> Tuple[int, float, float]:
@@ -51,7 +49,7 @@ def main():
         print(f"Parse py    {parse_py:6f}s {parse_py/parse_rs:6.3f}x")
         print(f"Select py   {select_py:6f}s {select_py/select_rs:6.3f}x")
 
-        if HAVE_LXML:
+        if lxml is not None:
             count_lxml, parse_lxml, select_lxml = python(filename, "lxml")
             assert count_rs == count_lxml
             print(f"Parse lxml  {parse_lxml:6f}s {parse_lxml/parse_rs:6.3f}x")

noxfile.py

@@ -136,6 +136,13 @@ def test_crossenv(session: nox.Session):
     )
 
 
+@nox.session()
+def ruff(session: nox.Session):
+    session.install("ruff")
+    session.run("ruff", "format", "--check", ".")
+    session.run("ruff", ".")
+
+
 @nox.session()
 def mypy(session: nox.Session):
     session.install("mypy", "fat_macho", "types-setuptools", ".")

pyproject.toml

@@ -49,8 +49,8 @@ Changelog = "https://github.com/PyO3/setuptools-rust/blob/main/CHANGELOG.md"
 requires = ["setuptools>=62.4", "setuptools_scm"]
 build-backend = "setuptools.build_meta"
 
-[tool.isort]
-profile = "black"
+[tool.ruff.extend-per-file-ignores]
+"__init__.py" = ["F403"]
 
 [tool.pytest.ini_options]
 minversion = "6.0"

setuptools_rust/__init__.py

@@ -1,6 +1,6 @@
 from .build import build_rust
 from .clean import clean_rust
 from .extension import Binding, RustBin, RustExtension, Strip
-from .version import version as __version__
+from .version import version as __version__  # noqa: F401
 
 __all__ = ("Binding", "RustBin", "RustExtension", "Strip", "build_rust", "clean_rust")

tests/test_build.py

@@ -19,6 +19,6 @@ def test_adjusted_local_rust_target_windows_gnu():
         assert _adjusted_local_rust_target("win-amd64") == "x86_64-pc-windows-gnu"
 
 
-def test_adjusted_local_rust_target_windows_gnu():
+def test_adjusted_local_rust_target_macos():
     with mock.patch("platform.machine", lambda: "x86_64"):
         assert _adjusted_local_rust_target("macosx-") == "x86_64-apple-darwin"