Switch to ruff linter.

.github/workflows/pull_request.yaml

@@ -11,51 +11,22 @@ concurrency:
   cancel-in-progress: true
 
 jobs:
-  flake8:
-    name: flake8
+  lint:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
         uses: actions/checkout@v4
-      - name: Set up Python
-        uses: actions/setup-python@v5
-        with:
-          python-version: '3.12'
-      - run: python -m pip install flake8
-      - name: flake8
-        uses: liskin/gh-problem-matcher-wrap@e7b7beaaafa52524748b31a381160759d68d61fb
-        with:
-          linters: flake8
-          run: flake8
-
-  isort:
-    runs-on: ubuntu-latest
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-      - name: Set up Python
-        uses: actions/setup-python@v5
-        with:
-          python-version: '3.13'
-      - run: python -m pip install "isort<6"
-      - name: isort
-        # Pinned to v3.0.0.
-        uses: liskin/gh-problem-matcher-wrap@e7b7beaaafa52524748b31a381160759d68d61fb
+      - name: Install the latest version of uv
+        uses: astral-sh/setup-uv@v3
         with:
-          linters: isort
-          run: isort --check --diff src tests
-  black:
-    runs-on: ubuntu-latest
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-      - name: black
-        uses: psf/black@stable
+          version: "latest"
+      - name: Ruff lint
+        run: uv run --group lint -- ruff check
 
   tests:
     name: Python ${{ matrix.python-version }}
-    runs-on: ubuntu-22.04
-    needs: ["flake8", "isort", "black"]
+    runs-on: ubuntu-latest
+    needs: ["lint"]
     strategy:
       matrix:
         python-version:

pyproject.toml

@@ -40,14 +40,23 @@ Releases = "https://github.com/thegrymek/python-disk-collections/releases"
 
 [dependency-groups]
 dev = [
-    "black>=23.3.0",
-    "flake8>=5.0.4",
-    "isort>=5.11.5",
     "pytest>=7.4.4",
     "pytest-cov>=4.1.0",
     "tox>=3.28.0",
     "tox-uv>=1.13.1",
+    { include-group = "lint" }
+]
+lint = [
+    "ruff>=0.11.2",
 ]
 
-[tool.black]
+[tool.ruff]
+target-version = "py313"
 line-length = 79
+fix = true
+
+[tool.ruff.format]
+preview = true
+
+[tool.coverage.report]
+skip_empty = true

src/diskcollections/interfaces.py

@@ -2,7 +2,6 @@
 
 
 class ISerializer:
-
     @staticmethod
     def dumps(obj):
         """Converts object to serialized format.

src/diskcollections/iterables/iterables.py

@@ -4,7 +4,6 @@
 
 
 class List(collections.abc.MutableSequence):
-
     def __init__(
         self, iterable=None, client_class=None, serializer_class=None
     ):
@@ -70,7 +69,6 @@ def insert(self, index, value):
 
 
 class Deque(collections.abc.MutableSequence):
-
     def __init__(
         self,
         iterable=(),

src/diskcollections/serializers.py

@@ -11,7 +11,6 @@ class PickleSerializer(ISerializer):
 
 
 class PickleZLibSerializer(ISerializer):
-
     @staticmethod
     def dumps(
         obj, protocol=pickle.HIGHEST_PROTOCOL, level=zlib.Z_DEFAULT_COMPRESSION
@@ -33,7 +32,6 @@ class JsonSerializer(ISerializer):
 
 
 class JsonZLibSerializer(ISerializer):
-
     @staticmethod
     def dumps(obj, level=zlib.Z_DEFAULT_COMPRESSION):
         jsoned = json.dumps(obj).encode()

tests/sequences/test_clients.py

@@ -4,7 +4,6 @@
 
 
 class TestTemporaryDirectoryClient:
-
     def create_client(self, mode="w+"):
         return clients.TemporaryDirectoryClient(mode=mode)
 
@@ -26,7 +25,6 @@ def test_slice(self):
 
 
 class TestPersistentDirectoryClient:
-
     def create_client(self):
         return clients.PersistentDirectoryClient("persistent_dir")
 

tests/sequences/test_iterables.py

@@ -7,7 +7,6 @@
 
 
 class TestFileList:
-
     def test_init(self):
         l1 = FileList([1, "a", [5, "b"]])
         assert len(l1) == 3
@@ -130,7 +129,6 @@ def test_overlaps_insert(self):
 
 
 class TestFileDeque:
-
     def test_init(self):
         d1 = FileDeque([1, "a", [5, "b"]])
         assert len(d1) == 3

tox.ini

@@ -18,24 +18,6 @@ commands = pytest -v \
 
 [testenv:lint]
 runner = uv-venv-lock-runner
-dependency_groups = dev
+dependency_groups = lint
 commands =
-    black src tests
-    isort src tests
-    flake8 src tests
-
-
-[flake8]
-select = E,F,W
-exclude =
-    .tox,
-    .git,
-    __pycache__,
-    build,
-    dist,
-    *.pyc,
-    *.egg-info,
-    .cache,
-    .eggs,
-    venv
-max-complexity = 2
+    ruff format