pre-commit: switch to Ruff

Drop blacken-docs; it doesn't appear to work and I'm not sure if it ever
did.  Ruff can't yet replace it, but it's easier not to use two different
formatters in the same repo.

Signed-off-by: Benjamin Gilbert <bgilbert@cs.cmu.edu>

Author: bgilbert

.github/maintainer/README.md

@@ -3,4 +3,4 @@
 ## Maintainer issue templates
 
 - [Release checklist](https://github.com/openslide/openslide-python/issues/new?title=Release+X.Y.Z&body=%23+OpenSlide+Python+release+process%0A%0A-+%5B+%5D+Update+%60CHANGELOG.md%60+and+version+in+%60openslide%2F_version.py%60%0A-+%5B+%5D+Create+and+push+signed+tag%0A-+%5B+%5D+Find+the+%5Bworkflow+run%5D%28https%3A%2F%2Fgithub.com%2Fopenslide%2Fopenslide-python%2Factions%2Fworkflows%2Fpython.yml%29+for+the+tag%0A++-+%5B+%5D+Once+the+build+finishes%2C+approve+deployment+to+PyPI%0A++-+%5B+%5D+Download+the+docs+artifact%0A-+%5B+%5D+Verify+that+the+workflow+created+a+%5BPyPI+release%5D%28https%3A%2F%2Fpypi.org%2Fp%2Fopenslide-python%29+with+a+description%2C+source+tarball%2C+and+wheels%0A-+%5B+%5D+Verify+that+the+workflow+created+a+%5BGitHub+release%5D%28https%3A%2F%2Fgithub.com%2Fopenslide%2Fopenslide-python%2Freleases%29+with+release+notes%2C+source+tarballs%2C+and+wheels%0A-+%5B+%5D+%60cd%60+into+website+checkout%3B+%60rm+-r+api%2Fpython+%26%26+unzip+%2Fpath%2Fto%2Fdownloaded%2Fopenslide-python-docs.zip+%26%26+mv+openslide-python-docs-%2A+api%2Fpython%60%0A-+%5B+%5D+Update+website%3A+%60_data%2Freleases.yaml%60%2C+%60_includes%2Fnews.md%60%0A-+%5B+%5D+Start+a+%5BCI+build%5D%28https%3A%2F%2Fgithub.com%2Fopenslide%2Fopenslide.github.io%2Factions%2Fworkflows%2Fretile.yml%29+of+the+demo+site%0A-+%5B+%5D+Update+Ubuntu+PPA%0A-+%5B+%5D+Update+Fedora+and+possibly+EPEL+packages%0A-+%5B+%5D+Check+that+%5BCopr+package%5D%28https%3A%2F%2Fcopr.fedorainfracloud.org%2Fcoprs%2Fg%2Fopenslide%2Fopenslide%2Fbuilds%2F%29+built+successfully%0A-+%5B+%5D+Send+mail+to+-announce+and+-users%0A-+%5B+%5D+Post+to+%5Bforum.image.sc%5D%28https%3A%2F%2Fforum.image.sc%2Fc%2Fannouncements%2F10%29%0A-+%5B+%5D+Update+MacPorts+package&labels=release)
-- [Update checklist for a Python minor release](https://github.com/openslide/openslide-python/issues/new?title=Add+Python+X.Y&body=%23+Adding+a+new+Python+release%0A%0A-+Update+Git+main%0A++-+%5B+%5D+%60git+checkout+main%60%0A++-+%5B+%5D+In+%60pyproject.toml%60%2C+add+classifier+for+new+Python+version+and+update+%60tool.black.target-version%60%0A++-+%5B+%5D+In+%60.github%2Fworkflows%2Fpython.yml%60%2C+update+hardcoded+Python+versions+and+add+new+version+to+lists%0A++-+%5B+%5D+Commit+and+open+a+PR%0A++-+%5B+%5D+Merge+the+PR+when+CI+passes%0A++-+%5B+%5D+Add+new+Python+jobs+to+%5Bbranch+protection+required+checks%5D%28https%3A%2F%2Fgithub.com%2Fopenslide%2Fopenslide-python%2Fsettings%2Fbranches%29%0A-+%5B+%5D+Update+MacPorts+package%0A-+%5B+%5D+Update+website%3A+Python+3+versions+in+%60download%2Findex.md%60&labels=release)
+- [Update checklist for a Python minor release](https://github.com/openslide/openslide-python/issues/new?title=Add+Python+X.Y&body=%23+Adding+a+new+Python+release%0A%0A-+Update+Git+main%0A++-+%5B+%5D+%60git+checkout+main%60%0A++-+%5B+%5D+In+%60pyproject.toml%60%2C+add+classifier+for+new+Python+version%0A++-+%5B+%5D+In+%60.github%2Fworkflows%2Fpython.yml%60%2C+update+hardcoded+Python+versions+and+add+new+version+to+lists%0A++-+%5B+%5D+Commit+and+open+a+PR%0A++-+%5B+%5D+Merge+the+PR+when+CI+passes%0A++-+%5B+%5D+Add+new+Python+jobs+to+%5Bbranch+protection+required+checks%5D%28https%3A%2F%2Fgithub.com%2Fopenslide%2Fopenslide-python%2Fsettings%2Fbranches%29%0A-+%5B+%5D+Update+MacPorts+package%0A-+%5B+%5D+Update+website%3A+Python+3+versions+in+%60download%2Findex.md%60&labels=release)

.github/maintainer/update-python.md

@@ -9,7 +9,7 @@ labels: [release]
 
 - Update Git main
   - [ ] `git checkout main`
-  - [ ] In `pyproject.toml`, add classifier for new Python version and update `tool.black.target-version`
+  - [ ] In `pyproject.toml`, add classifier for new Python version
   - [ ] In `.github/workflows/python.yml`, update hardcoded Python versions and add new version to lists
   - [ ] Commit and open a PR
   - [ ] Merge the PR when CI passes

.pre-commit-config.yaml

@@ -15,43 +15,13 @@ repos:
       - id: mixed-line-ending
       - id: trailing-whitespace
 
-  - repo: https://github.com/asottile/pyupgrade
-    rev: v3.21.2
+  - repo: https://github.com/astral-sh/ruff-pre-commit
+    rev: v0.15.10
     hooks:
-      - id: pyupgrade
-        name: Modernize python code
-        args: ["--py310-plus"]
-
-  - repo: https://github.com/PyCQA/isort
-    rev: 8.0.1
-    hooks:
-      - id: isort
-        name: Reorder python imports with isort
-
-  - repo: https://github.com/psf/black
-    rev: 26.3.1
-    hooks:
-      - id: black
-        name: Format python code with black
-
-  - repo: https://github.com/asottile/blacken-docs
-    rev: 1.20.0
-    hooks:
-      - id: blacken-docs
-        name: Format python code in documentation
-
-  - repo: https://github.com/asottile/yesqa
-    rev: v1.5.0
-    hooks:
-      - id: yesqa
-        additional_dependencies: [flake8-bugbear, Flake8-pyproject]
-
-  - repo: https://github.com/PyCQA/flake8
-    rev: 7.3.0
-    hooks:
-      - id: flake8
-        name: Lint python code with flake8
-        additional_dependencies: [flake8-bugbear, Flake8-pyproject]
+      - id: ruff-check
+        types_or: [python, pyi, pyproject]
+        args: [--fix]
+      - id: ruff-format
 
   - repo: https://github.com/pre-commit/mirrors-mypy
     rev: v1.20.0

pyproject.toml

@@ -50,28 +50,12 @@ version = {attr = "openslide._version.__version__"}
 [tool.setuptools.package-data]
 openslide = ["py.typed", "*.pyi"]
 
-[tool.black]
-skip-string-normalization = true
-target-version = ["py310", "py311", "py312", "py313", "py314"]
-
 # Ref: https://github.com/codespell-project/codespell#using-a-config-file
 [tool.codespell]
 check-hidden = true
 # ignore-regex = ""
 # ignore-words-list = ""
 
-# https://black.readthedocs.io/en/stable/guides/using_black_with_other_tools.html#flake8
-# also ignore:
-# - E741 ambiguous variable name
-# requires Flake8-pyproject
-[tool.flake8]
-max-line-length = 88
-extend-ignore = ["E203", "E741"]
-
-[tool.isort]
-profile = "black"
-force_sort_within_sections = true
-
 [tool.mypy]
 python_version = "3.10"
 strict = true
@@ -87,6 +71,17 @@ pythonpath = "tests"
 [tool.rstcheck]
 ignore_messages = "(Hyperlink target \".*\" is not referenced\\.$)"
 
+[tool.ruff.format]
+quote-style = "single"
+
+[tool.ruff.lint]
+extend-select = ["B", "C4", "FLY", "I", "RUF", "UP"]
+# ambiguous-variable-name
+ignore = ["E741"]
+
+[tool.ruff.lint.isort]
+force-sort-within-sections = true
+
 [build-system]
 requires = ["setuptools >= 77.0.0"]
 build-backend = "setuptools.build_meta"