Introducing ruff as linter and formatter (basic setup)

.github/workflows/generate_workflows.py

@@ -1,9 +1,9 @@
 from pathlib import Path
 
 from generate_workflows_lib import (
-    generate_test_workflow,
     generate_lint_workflow,
-    generate_misc_workflow
+    generate_misc_workflow,
+    generate_test_workflow,
 )
 
 tox_ini_path = Path(__file__).parent.parent.parent.joinpath("tox.ini")

.github/workflows/generate_workflows_lib/hatch_build.py

@@ -1,15 +1,17 @@
-from hatchling.builders.hooks.plugin.interface import BuildHookInterface
 from pathlib import Path
 
+from hatchling.builders.hooks.plugin.interface import BuildHookInterface
 
-class CustomBuildHook(BuildHookInterface):
 
+class CustomBuildHook(BuildHookInterface):
     def initialize(self, version, build_data):
-
         with open(
             Path(__file__).parent.parent.parent.parent.joinpath("tox.ini")
         ) as tox_ini_file_0:
             with open(
-                Path(__file__).parent.joinpath("src/generate_workflows_lib/tox.ini"), "w"
+                Path(__file__).parent.joinpath(
+                    "src/generate_workflows_lib/tox.ini"
+                ),
+                "w",
             ) as tox_ini_file_1:
                 tox_ini_file_1.write(tox_ini_file_0.read())

.github/workflows/generate_workflows_lib/src/generate_workflows_lib/__init__.py

@@ -1,12 +1,12 @@
+from collections import defaultdict
+from pathlib import Path
 from re import compile as re_compile
+
 from jinja2 import Environment, FileSystemLoader
-from pathlib import Path
 from tox.config.cli.parse import get_options
-from tox.session.state import State
 from tox.config.sets import CoreConfigSet
 from tox.config.source.tox_ini import ToxIni
-from collections import defaultdict
-
+from tox.session.state import State
 
 _tox_test_env_regex = re_compile(
     r"(?P<python_version>py\w+)-test-"
@@ -19,27 +19,23 @@
 
 
 def get_tox_envs(tox_ini_path: Path) -> list:
-
     tox_ini = ToxIni(tox_ini_path)
 
     conf = State(get_options(), []).conf
 
     tox_section = next(tox_ini.sections())
 
-    core_config_set = (
-        CoreConfigSet(conf, tox_section, tox_ini_path.parent, tox_ini_path)
+    core_config_set = CoreConfigSet(
+        conf, tox_section, tox_ini_path.parent, tox_ini_path
     )
 
     (
-        core_config_set.
-        loaders.
-        extend(
-            tox_ini.
-            get_loaders(
+        core_config_set.loaders.extend(
+            tox_ini.get_loaders(
                 tox_section,
                 base=[],
                 override_map=defaultdict(list, {}),
-                conf=core_config_set
+                conf=core_config_set,
             )
         )
     )
@@ -48,11 +44,7 @@ def get_tox_envs(tox_ini_path: Path) -> list:
 
 
 def get_test_job_datas(tox_envs: list, operating_systems: list) -> list:
-
-    os_alias = {
-        "ubuntu-latest": "Ubuntu",
-        "windows-latest": "Windows"
-    }
+    os_alias = {"ubuntu-latest": "Ubuntu", "windows-latest": "Windows"}
 
     python_version_alias = {
         "pypy3": "pypy-3.8",
@@ -67,17 +59,16 @@ def get_test_job_datas(tox_envs: list, operating_systems: list) -> list:
 
     for operating_system in operating_systems:
         for tox_env in tox_envs:
-
             tox_test_env_match = _tox_test_env_regex.match(tox_env)
 
             if tox_test_env_match is None:
                 continue
 
             groups = tox_test_env_match.groupdict()
 
-            aliased_python_version = (
-                python_version_alias[groups["python_version"]]
-            )
+            aliased_python_version = python_version_alias[
+                groups["python_version"]
+            ]
             tox_env = tox_test_env_match.string
 
             test_requirements = groups["test_requirements"]
@@ -99,20 +90,17 @@ def get_test_job_datas(tox_envs: list, operating_systems: list) -> list:
                     ),
                     "python_version": aliased_python_version,
                     "tox_env": tox_env,
-                    "os": operating_system
+                    "os": operating_system,
                 }
-
             )
 
     return test_job_datas
 
 
 def get_lint_job_datas(tox_envs: list) -> list:
-
     lint_job_datas = []
 
     for tox_env in tox_envs:
-
         tox_lint_env_match = _tox_lint_env_regex.match(tox_env)
 
         if tox_lint_env_match is None:
@@ -126,18 +114,15 @@ def get_lint_job_datas(tox_envs: list) -> list:
                 "ui_name": f"{tox_lint_env_match.groupdict()['name']}",
                 "tox_env": tox_env,
             }
-
         )
 
     return lint_job_datas
 
 
 def get_contrib_job_datas(tox_envs: list) -> list:
-
     contrib_job_datas = []
 
     for tox_env in tox_envs:
-
         tox_contrib_env_match = _tox_contrib_env_regex.match(tox_env)
 
         if tox_contrib_env_match is None:
@@ -157,30 +142,25 @@ def get_contrib_job_datas(tox_envs: list) -> list:
 
         contrib_job_datas.append(
             {
-                "ui_name": (
-                    f"{groups['name']}"
-                    f"{contrib_requirements}"
-                ),
+                "ui_name": (f"{groups['name']}" f"{contrib_requirements}"),
                 "tox_env": tox_env,
             }
-
         )
 
     return contrib_job_datas
 
 
 def get_misc_job_datas(tox_envs: list) -> list:
-
     misc_job_datas = []
 
     _tox_benchmark_env_regex = re_compile(r"benchmark.+")
 
     for tox_env in tox_envs:
         if (
-            _tox_test_env_regex.match(tox_env) is not None or
-            _tox_lint_env_regex.match(tox_env) is not None or
-            _tox_contrib_env_regex.match(tox_env) is not None or
-            _tox_benchmark_env_regex.match(tox_env) is not None
+            _tox_test_env_regex.match(tox_env) is not None
+            or _tox_lint_env_regex.match(tox_env) is not None
+            or _tox_contrib_env_regex.match(tox_env) is not None
+            or _tox_benchmark_env_regex.match(tox_env) is not None
         ):
             continue
 
@@ -192,76 +172,64 @@ def get_misc_job_datas(tox_envs: list) -> list:
 def _generate_workflow(
     job_datas: list, name: str, workflow_directory_path: Path
 ):
-
     # Github seems to limit the amount of jobs in a workflow file, that is why
     # they are split in groups of 250 per workflow file.
     for file_number, job_datas in enumerate(
         [
-            job_datas[index:index + 250]
+            job_datas[index : index + 250]
             for index in range(0, len(job_datas), 250)
         ]
     ):
-
         with open(
-            workflow_directory_path.joinpath(f"{name}_{file_number}.yml"),
-            "w"
+            workflow_directory_path.joinpath(f"{name}_{file_number}.yml"), "w"
         ) as test_yml_file:
-
             test_yml_file.write(
-                Environment(
-                    loader=FileSystemLoader(Path(__file__).parent)
-                ).get_template(f"{name}.yml.j2").render(
-                    job_datas=job_datas, file_number=file_number
-                )
+                Environment(loader=FileSystemLoader(Path(__file__).parent))
+                .get_template(f"{name}.yml.j2")
+                .render(job_datas=job_datas, file_number=file_number)
             )
             test_yml_file.write("\n")
 
 
 def generate_test_workflow(
-    tox_ini_path: Path,
-    workflow_directory_path: Path,
-    *operating_systems
+    tox_ini_path: Path, workflow_directory_path: Path, *operating_systems
 ) -> None:
-
     _generate_workflow(
         get_test_job_datas(get_tox_envs(tox_ini_path), operating_systems),
         "test",
-        workflow_directory_path
+        workflow_directory_path,
     )
 
 
 def generate_lint_workflow(
     tox_ini_path: Path,
     workflow_directory_path: Path,
 ) -> None:
-
     _generate_workflow(
         get_lint_job_datas(get_tox_envs(tox_ini_path)),
         "lint",
-        workflow_directory_path
+        workflow_directory_path,
     )
 
 
 def generate_contrib_workflow(
     workflow_directory_path: Path,
 ) -> None:
-
     _generate_workflow(
         get_contrib_job_datas(
             get_tox_envs(Path(__file__).parent.joinpath("tox.ini"))
         ),
         "contrib",
-        workflow_directory_path
+        workflow_directory_path,
     )
 
 
 def generate_misc_workflow(
     tox_ini_path: Path,
     workflow_directory_path: Path,
 ) -> None:
-
     _generate_workflow(
         get_misc_job_datas(get_tox_envs(tox_ini_path)),
         "misc",
-        workflow_directory_path
+        workflow_directory_path,
     )

.github/workflows/misc_0.yml

@@ -132,3 +132,21 @@ jobs:
 
       - name: Run tests
         run: tox -e shellcheck
+
+  ruff:
+    name: ruff
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repo @ SHA - ${{ github.sha }}
+        uses: actions/checkout@v4
+
+      - name: Set up Python 3.10
+        uses: actions/setup-python@v5
+        with:
+          python-version: "3.10"
+
+      - name: Install tox
+        run: pip install tox
+
+      - name: Run tests
+        run: tox -e ruff

.pre-commit-config.yaml

@@ -1,14 +1,10 @@
 repos:
-  - repo: https://github.com/psf/black-pre-commit-mirror
-    rev: 24.3.0
-    hooks:
-      - id: black
-        language_version: python3.12
-  - repo: https://github.com/pycqa/isort
-    rev: 5.12.0
-    hooks:
-      - id: isort
-  - repo: https://github.com/pycqa/flake8
-    rev: '6.1.0'
-    hooks:
-    -   id: flake8
+- repo: https://github.com/astral-sh/ruff-pre-commit
+  # Ruff version.
+  rev: v0.6.9
+  hooks:
+    # Run the linter.
+    - id: ruff
+      args: ["--fix", "--show-fixes"]
+    # Run the formatter.
+    - id: ruff-format