maint: add ruff (#101)

Author: agoose77

.pre-commit-config.yaml

@@ -18,21 +18,12 @@ repos:
     - id: end-of-file-fixer
     - id: trailing-whitespace
 
-  - repo: https://github.com/pycqa/isort
-    rev: 5.12.0
+  - repo: https://github.com/astral-sh/ruff-pre-commit
+    rev: v0.1.4
     hooks:
-    - id: isort
-
-  - repo: https://github.com/psf/black
-    rev: 23.10.0
-    hooks:
-    - id: black
-
-  - repo: https://github.com/PyCQA/flake8
-    rev: 6.1.0
-    hooks:
-    - id: flake8
-      additional_dependencies: [flake8-bugbear~=22.7]
+    - id: ruff
+      args: ["--fix", "--show-fixes"]
+    - id: ruff-format
 
   - repo: https://github.com/pre-commit/mirrors-mypy
     rev: v1.6.1

pyproject.toml

@@ -71,6 +71,6 @@ strict_equality = true
 module = ["docutils.*", "yaml.*"]
 ignore_missing_imports = true
 
-[tool.isort]
-profile = "black"
-src_paths = ["sphinx_external_toc", "tests"]
+
+[tool.ruff.lint.isort]
+force-sort-within-sections = true