Drop 3.8

.github/workflows/check.yaml

@@ -26,7 +26,6 @@ jobs:
           - "3.11"
           - "3.10"
           - "3.9"
-          - "3.8"
         os:
           - ubuntu-latest
           - windows-latest
@@ -52,17 +51,21 @@ jobs:
         run: uv python install --python-preference only-managed ${{ matrix.py }}
       - name: Setup test suite
         run: tox run -vv --notest --skip-missing-interpreters false -e ${{ matrix.py }}
+        env:
+          UV_PYTHON_PREFERENCE: only-managed
       - name: Run test suite
         if: ${{ !startsWith(matrix.py, 'pypy')}}
         run: tox run --skip-pkg-install -e ${{ matrix.py }}
         env:
           PYTEST_ADDOPTS: "-vv --durations=20"
           DIFF_AGAINST: HEAD
+          UV_PYTHON_PREFERENCE: only-managed
       - name: Run test suite without coverage
         if: ${{ startsWith(matrix.py, 'pypy')}}
         run: tox run --skip-pkg-install -e ${{ matrix.py }} --
         env:
           PYTEST_ADDOPTS: "-vv --durations=20"
+          UV_PYTHON_PREFERENCE: only-managed
       - name: Rename coverage report file
         if: ${{ !startsWith(matrix.py, 'pypy')}}
         run: |
@@ -102,6 +105,8 @@ jobs:
         run: uv build --python 3.13 --python-preference only-managed --wheel . --out-dir dist
       - name: Setup coverage tool
         run: tox -e coverage --notest
+        env:
+          UV_PYTHON_PREFERENCE: only-managed
       - name: Download coverage data
         uses: actions/download-artifact@v4
         with:
@@ -110,6 +115,8 @@ jobs:
           merge-multiple: true
       - name: Combine and report coverage
         run: tox -e coverage --skip-pkg-install
+        env:
+          UV_PYTHON_PREFERENCE: only-managed
       - name: Upload HTML report
         uses: actions/upload-artifact@v4
         with:
@@ -150,5 +157,9 @@ jobs:
         run: uv tool install --python-preference only-managed --python 3.13 tox --with tox-uv
       - name: Setup test suite
         run: tox run -vv --notest --skip-missing-interpreters false -e ${{ matrix.tox_env }}
+        env:
+          UV_PYTHON_PREFERENCE: only-managed
       - name: Run test suite
         run: tox run --skip-pkg-install -e ${{ matrix.tox_env }}
+        env:
+          UV_PYTHON_PREFERENCE: only-managed

.pre-commit-config.yaml

@@ -5,17 +5,17 @@ repos:
       - id: end-of-file-fixer
       - id: trailing-whitespace
   - repo: https://github.com/python-jsonschema/check-jsonschema
-    rev: 0.30.0
+    rev: 0.31.0
     hooks:
       - id: check-github-workflows
         args: ["--verbose"]
   - repo: https://github.com/codespell-project/codespell
     rev: v2.3.0
     hooks:
       - id: codespell
-        additional_dependencies: ["tomli>=2.0.1"]
+        additional_dependencies: ["tomli>=2.2.1"]
   - repo: https://github.com/tox-dev/tox-ini-fmt
-    rev: "1.4.1"
+    rev: "1.5.0"
     hooks:
       - id: tox-ini-fmt
         args: ["-p", "fix"]
@@ -24,7 +24,7 @@ repos:
     hooks:
       - id: pyproject-fmt
   - repo: https://github.com/astral-sh/ruff-pre-commit
-    rev: "v0.8.3"
+    rev: "v0.9.2"
     hooks:
       - id: ruff-format
       - id: ruff
@@ -34,7 +34,7 @@ repos:
     hooks:
       - id: prettier
         additional_dependencies:
-          - prettier@3.3.3
+          - prettier@3.4.2
           - "@prettier/[email protected]"
   - repo: meta
     hooks:

pyproject.toml

@@ -2,7 +2,7 @@
 build-backend = "hatchling.build"
 requires = [
   "hatch-vcs>=0.4",
-  "hatchling>=1.25",
+  "hatchling>=1.27",
 ]
 
 [project]
@@ -20,15 +20,14 @@ license = "Unlicense"
 maintainers = [
   { name = "Bernát Gábor", email = "[email protected]" },
 ]
-requires-python = ">=3.8"
+requires-python = ">=3.9"
 classifiers = [
   "Development Status :: 5 - Production/Stable",
   "Intended Audience :: Developers",
   "License :: OSI Approved :: The Unlicense (Unlicense)",
   "Operating System :: OS Independent",
   "Programming Language :: Python",
   "Programming Language :: Python :: 3 :: Only",
-  "Programming Language :: Python :: 3.8",
   "Programming Language :: Python :: 3.9",
   "Programming Language :: Python :: 3.10",
   "Programming Language :: Python :: 3.11",
@@ -43,19 +42,19 @@ dynamic = [
 ]
 optional-dependencies.docs = [
   "furo>=2024.8.6",
-  "sphinx>=8.0.2",
-  "sphinx-autodoc-typehints>=2.4.1",
+  "sphinx>=8.1.3",
+  "sphinx-autodoc-typehints>=3",
 ]
 optional-dependencies.testing = [
   "covdefaults>=2.3",
-  "coverage>=7.6.1",
-  "diff-cover>=9.2",
-  "pytest>=8.3.3",
-  "pytest-asyncio>=0.24",
-  "pytest-cov>=5",
+  "coverage>=7.6.10",
+  "diff-cover>=9.2.1",
+  "pytest>=8.3.4",
+  "pytest-asyncio>=0.25.2",
+  "pytest-cov>=6",
   "pytest-mock>=3.14",
   "pytest-timeout>=2.3.1",
-  "virtualenv>=20.26.4",
+  "virtualenv>=20.28.1",
 ]
 optional-dependencies.typing = [
   "typing-extensions>=4.12.2; python_version<'3.11'",
@@ -75,7 +74,6 @@ build.targets.sdist.include = [
 version.source = "vcs"
 
 [tool.ruff]
-target-version = "py38"
 line-length = 120
 format.preview = true
 format.docstring-code-line-length = 100
@@ -84,7 +82,6 @@ lint.select = [
   "ALL",
 ]
 lint.ignore = [
-  "ANN101", # Missing type annotation for `self` in method
   "COM812", # Conflict with formatter
   "CPY",    # No copyright statements
   "D203",   # `one-blank-line-before-class` (D203) and `no-blank-line-before-class` (D211) are incompatible

tests/test_async_filelock.py

@@ -91,46 +91,46 @@ async def test_non_blocking(lock_type: type[BaseAsyncFileLock], tmp_path: Path)
     assert not lock_5.is_locked
 
     # try to acquire lock 2
-    with pytest.raises(Timeout, match="The file lock '.*' could not be acquired."):
+    with pytest.raises(Timeout, match=r"The file lock '.*' could not be acquired."):
         await lock_2.acquire(blocking=False)
     assert not lock_2.is_locked
     assert lock_1.is_locked
 
     # try to acquire pre-parametrized `blocking=False` lock 3 with `acquire`
-    with pytest.raises(Timeout, match="The file lock '.*' could not be acquired."):
+    with pytest.raises(Timeout, match=r"The file lock '.*' could not be acquired."):
         await lock_3.acquire()
     assert not lock_3.is_locked
     assert lock_1.is_locked
 
     # try to acquire pre-parametrized `blocking=False` lock 3 with context manager
-    with pytest.raises(Timeout, match="The file lock '.*' could not be acquired."):
+    with pytest.raises(Timeout, match=r"The file lock '.*' could not be acquired."):
         async with lock_3:
             pass
     assert not lock_3.is_locked
     assert lock_1.is_locked
 
     # try to acquire pre-parametrized `timeout=0` lock 4 with `acquire`
-    with pytest.raises(Timeout, match="The file lock '.*' could not be acquired."):
+    with pytest.raises(Timeout, match=r"The file lock '.*' could not be acquired."):
         await lock_4.acquire()
     assert not lock_4.is_locked
     assert lock_1.is_locked
 
     # try to acquire pre-parametrized `timeout=0` lock 4 with context manager
-    with pytest.raises(Timeout, match="The file lock '.*' could not be acquired."):
+    with pytest.raises(Timeout, match=r"The file lock '.*' could not be acquired."):
         async with lock_4:
             pass
     assert not lock_4.is_locked
     assert lock_1.is_locked
 
     # blocking precedence over timeout
     # try to acquire pre-parametrized `timeout=-1,blocking=False` lock 5 with `acquire`
-    with pytest.raises(Timeout, match="The file lock '.*' could not be acquired."):
+    with pytest.raises(Timeout, match=r"The file lock '.*' could not be acquired."):
         await lock_5.acquire()
     assert not lock_5.is_locked
     assert lock_1.is_locked
 
     # try to acquire pre-parametrized `timeout=-1,blocking=False` lock 5 with context manager
-    with pytest.raises(Timeout, match="The file lock '.*' could not be acquired."):
+    with pytest.raises(Timeout, match=r"The file lock '.*' could not be acquired."):
         async with lock_5:
             pass
     assert not lock_5.is_locked

tests/test_filelock.py

@@ -12,7 +12,7 @@
 from pathlib import Path, PurePath
 from stat import S_IWGRP, S_IWOTH, S_IWUSR, filemode
 from types import TracebackType
-from typing import TYPE_CHECKING, Any, Callable, Iterator, Tuple, Type, Union
+from typing import TYPE_CHECKING, Any, Callable, Union
 from uuid import uuid4
 from weakref import WeakValueDictionary
 
@@ -21,6 +21,8 @@
 from filelock import BaseFileLock, FileLock, SoftFileLock, Timeout, UnixFileLock, WindowsFileLock
 
 if TYPE_CHECKING:
+    from collections.abc import Iterator
+
     from pytest_mock import MockerFixture
 
 
@@ -218,7 +220,7 @@ def test_nested_contruct(lock_type: type[BaseFileLock], tmp_path: Path) -> None:
     assert not lock_1.is_locked
 
 
-_ExcInfoType = Union[Tuple[Type[BaseException], BaseException, TracebackType], Tuple[None, None, None]]
+_ExcInfoType = Union[tuple[type[BaseException], BaseException, TracebackType], tuple[None, None, None]]
 
 
 class ExThread(threading.Thread):
@@ -304,7 +306,7 @@ def test_timeout(lock_type: type[BaseFileLock], tmp_path: Path) -> None:
     assert not lock_2.is_locked
 
     # try to acquire lock 2
-    with pytest.raises(Timeout, match="The file lock '.*' could not be acquired."):
+    with pytest.raises(Timeout, match=r"The file lock '.*' could not be acquired."):
         lock_2.acquire(timeout=0.1)
     assert not lock_2.is_locked
     assert lock_1.is_locked
@@ -333,44 +335,44 @@ def test_non_blocking(lock_type: type[BaseFileLock], tmp_path: Path) -> None:
     assert not lock_5.is_locked
 
     # try to acquire lock 2
-    with pytest.raises(Timeout, match="The file lock '.*' could not be acquired."):
+    with pytest.raises(Timeout, match=r"The file lock '.*' could not be acquired."):
         lock_2.acquire(blocking=False)
     assert not lock_2.is_locked
     assert lock_1.is_locked
 
     # try to acquire pre-parametrized `blocking=False` lock 3 with `acquire`
-    with pytest.raises(Timeout, match="The file lock '.*' could not be acquired."):
+    with pytest.raises(Timeout, match=r"The file lock '.*' could not be acquired."):
         lock_3.acquire()
     assert not lock_3.is_locked
     assert lock_1.is_locked
 
     # try to acquire pre-parametrized `blocking=False` lock 3 with context manager
-    with pytest.raises(Timeout, match="The file lock '.*' could not be acquired."), lock_3:
+    with pytest.raises(Timeout, match=r"The file lock '.*' could not be acquired."), lock_3:
         pass
     assert not lock_3.is_locked
     assert lock_1.is_locked
 
     # try to acquire pre-parametrized `timeout=0` lock 4 with `acquire`
-    with pytest.raises(Timeout, match="The file lock '.*' could not be acquired."):
+    with pytest.raises(Timeout, match=r"The file lock '.*' could not be acquired."):
         lock_4.acquire()
     assert not lock_4.is_locked
     assert lock_1.is_locked
 
     # try to acquire pre-parametrized `timeout=0` lock 4 with context manager
-    with pytest.raises(Timeout, match="The file lock '.*' could not be acquired."), lock_4:
+    with pytest.raises(Timeout, match=r"The file lock '.*' could not be acquired."), lock_4:
         pass
     assert not lock_4.is_locked
     assert lock_1.is_locked
 
     # blocking precedence over timeout
     # try to acquire pre-parametrized `timeout=-1,blocking=False` lock 5 with `acquire`
-    with pytest.raises(Timeout, match="The file lock '.*' could not be acquired."):
+    with pytest.raises(Timeout, match=r"The file lock '.*' could not be acquired."):
         lock_5.acquire()
     assert not lock_5.is_locked
     assert lock_1.is_locked
 
     # try to acquire pre-parametrized `timeout=-1,blocking=False` lock 5 with context manager
-    with pytest.raises(Timeout, match="The file lock '.*' could not be acquired."), lock_5:
+    with pytest.raises(Timeout, match=r"The file lock '.*' could not be acquired."), lock_5:
         pass
     assert not lock_5.is_locked
     assert lock_1.is_locked
@@ -397,15 +399,15 @@ def test_default_timeout(lock_type: type[BaseFileLock], tmp_path: Path) -> None:
     assert not lock_2.is_locked
 
     # try to acquire lock 2
-    with pytest.raises(Timeout, match="The file lock '.*' could not be acquired."):
+    with pytest.raises(Timeout, match=r"The file lock '.*' could not be acquired."):
         lock_2.acquire()
     assert not lock_2.is_locked
     assert lock_1.is_locked
 
     lock_2.timeout = 0
     assert lock_2.timeout == 0
 
-    with pytest.raises(Timeout, match="The file lock '.*' could not be acquired."):
+    with pytest.raises(Timeout, match=r"The file lock '.*' could not be acquired."):
         lock_2.acquire()
     assert not lock_2.is_locked
     assert lock_1.is_locked
@@ -459,7 +461,7 @@ def test_del(lock_type: type[BaseFileLock], tmp_path: Path) -> None:
     assert not lock_2.is_locked
 
     # try to acquire lock 2
-    with pytest.raises(Timeout, match="The file lock '.*' could not be acquired."):
+    with pytest.raises(Timeout, match=r"The file lock '.*' could not be acquired."):
         lock_2.acquire(timeout=0.1)
 
     # delete lock 1 and try to acquire lock 2 again

tox.ini

@@ -1,15 +1,14 @@
 [tox]
 requires =
-    tox>=4.2
-    tox-uv>=1.11.3
+    tox>=4.23.2
+    tox-uv>=1.17
 env_list =
     fix
     3.13
     3.12
     3.11
     3.10
     3.9
-    3.8
     type
     coverage
     docs
@@ -39,15 +38,15 @@ description = format the code base to adhere to our styles, and complain about w
 base_python = python3.10
 skip_install = true
 deps =
-    pre-commit>=3.8
+    pre-commit>=4.0.1
 commands =
     pre-commit run --all-files --show-diff-on-failure
     python -c 'import pathlib; print("hint: run \{\} install to add checks as pre-commit hook".format(pathlib.Path(r"{envdir}") / "bin" / "pre-commit"))'
 
 [testenv:type]
 description = run type check on code base
 deps =
-    mypy==1.11.2
+    mypy==1.14.1
 set_env =
     {tty:MYPY_FORCE_COLOR = 1}
 commands =
@@ -59,8 +58,8 @@ description = combine coverage files and generate diff (against DIFF_AGAINST def
 skip_install = true
 deps =
     covdefaults>=2.3
-    coverage[toml]>=7.6.1
-    diff-cover>=9.2
+    coverage[toml]>=7.6.10
+    diff-cover>=9.2.1
 extras =
 parallel_show_output = true
 pass_env =
@@ -93,9 +92,9 @@ commands =
 description = check that the long description is valid
 skip_install = true
 deps =
-    check-wheel-contents>=0.6
-    twine>=5.1.1
-    uv>=0.4.10
+    check-wheel-contents>=0.6.1
+    twine>=6.0.1
+    uv>=0.5.18
 commands =
     uv build --sdist --wheel --out-dir {envtmpdir} .
     twine check {envtmpdir}{/}*