Use ruff instead of flake8

.github/workflows/build.yml

@@ -13,7 +13,7 @@ concurrency:
 jobs:
   test:
     name: test ${{ matrix.tox_env }}
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-latest
     strategy:
       fail-fast: false
       matrix:
@@ -42,7 +42,7 @@ jobs:
 
   check:
     name: check ${{ matrix.tox_env }}
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-latest
     strategy:
       fail-fast: false
       matrix:

Makefile

@@ -40,14 +40,13 @@ coverage:  ## Run the test suite, with Python code coverage
 
 .PHONY: format
 format:  ## Autoformat all files
-	$(PYTHON) -m isort $(python_files)
 	$(PYTHON) -m black $(python_files)
+	$(PYTHON) -m ruff --fix $(python_files)
 
 .PHONY: lint
 lint:  ## Lint all files
-	$(PYTHON) -m isort --check $(python_files)
-	$(PYTHON) -m flake8 $(python_files)
 	$(PYTHON) -m black --check --diff $(python_files)
+	$(PYTHON) -m ruff check $(python_files)
 	$(PYTHON) -m mypy src/pytest_memray --ignore-missing-imports
 
 .PHONY: docs

docs/conf.py

@@ -1,13 +1,16 @@
-"""Sphinx configuration file for pytest-memray documentation."""
+"""Sphinx configuration file for pytest-memray documentation."""  # noqa: INP001
 from __future__ import annotations
 
 import sys
 from pathlib import Path
 from subprocess import check_output
+from typing import TYPE_CHECKING
 
-from sphinx.application import Sphinx
 from sphinxcontrib.programoutput import Command
 
+if TYPE_CHECKING:
+    from sphinx.application import Sphinx
+
 extensions = [
     "sphinx.ext.extlinks",
     "sphinx.ext.githubpages",
@@ -33,11 +36,11 @@
 prev = Command.get_output
 here = Path(__file__).parent
 linkcheck_allowed_redirects = {
-    "https://github.com/bloomberg/pytest-memray/issues/.*": "https://github.com/bloomberg/pytest-memray/pull/.*"
+    "https://github.com/bloomberg/pytest-memray/issues/.*": "https://github.com/bloomberg/pytest-memray/pull/.*",
 }
 
 
-def _get_output(self):
+def _get_output(self: Command) -> tuple[int, str]:
     code, out = prev(self)
     out = out.replace(str(Path(sys.executable).parents[1]), "/v")
     out = out.replace(str(here), "/w")
@@ -47,11 +50,11 @@ def _get_output(self):
 Command.get_output = _get_output
 
 
-def setup(app: Sphinx) -> None:
+def setup(app: Sphinx) -> None:  # noqa: ARG001
     here = Path(__file__).parent
     root, exe = here.parent, Path(sys.executable)
     towncrier = exe.with_name(f"towncrier{exe.suffix}")
     cmd = [str(towncrier), "build", "--draft", "--version", "NEXT"]
-    new = check_output(cmd, cwd=root, text=True)
+    new = check_output(cmd, cwd=root, text=True)  # noqa: S603
     to = root / "docs" / "_draft.rst"
     to.write_text("" if "No significant changes" in new else new)

docs/demo/test_ok.py

@@ -1,18 +1,18 @@
-from __future__ import annotations
+from __future__ import annotations  # noqa: INP001
 
 import pytest
 
 
-def test_track():
+def test_track() -> None:
     from heapq import heappush
 
     h = []
     for value in range(1):
         heappush(h, value)
-    assert [1] * 5_000
+    assert [1] * 5_000  # noqa: S101
 
 
 @pytest.mark.limit_memory("100 KB")
-def test_memory_exceed():
+def test_memory_exceed() -> None:
     found = [[i] * 1_000 for i in range(15)]
-    assert found
+    assert found  # noqa: S101

pyproject.toml

@@ -1,61 +1,65 @@
 [build-system]
 build-backend = "hatchling.build"
-requires = ["hatchling>=1.12.2", "hatch-vcs>=0.3"]
+requires = [
+  "hatch-vcs>=0.3",
+  "hatchling>=1.18",
+]
 
 [project]
 name = "pytest-memray"
 description = "A simple plugin to use with pytest"
-readme.file = "README.md"
 readme.content-type = "text/markdown"
+readme.file = "README.md"
 license = "apache-2.0"
-urls."Bug Tracker" = "https://github.com/bloomberg/pytest-memray/issues"
-urls.Documentation = "https://pytest-memray.readthedocs.io"
-urls."Source Code" = "https://github.com/bloomberg/pytest-memray"
-authors = [
+maintainers = [
   { name = "Pablo Galindo Salgado", email = "[email protected]" },
 ]
-maintainers = [
+authors = [
   { name = "Pablo Galindo Salgado", email = "[email protected]" },
 ]
 requires-python = ">=3.8"
-dependencies = [
-  "pytest>=7.2",
-  "memray>=1.5",
-]
-optional-dependencies.docs = [
-  "furo>=2022.12.7",
-  "sphinx>=6.1.3",
-  "sphinx-argparse>=0.4",
-  "sphinx-inline-tabs>=2022.1.2b11",
-  "sphinxcontrib-programoutput>=0.17",
-  "towncrier>=22.12",
-]
-optional-dependencies.lint = [
-  "black==22.12",
-  "flake8==6",
-  "isort==5.11.4",
-  "mypy==0.991",
-]
-optional-dependencies.test = [
-  "covdefaults>=2.2.2",
-  "pytest>=7.2",
-  "coverage>=7.0.5",
-  "flaky>=3.7",
-  "pytest-xdist>=3.1",
-]
-dynamic = ["version"]
 classifiers = [
   "Intended Audience :: Developers",
   "License :: OSI Approved :: Apache Software License",
   "Operating System :: POSIX :: Linux",
+  "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",
   "Programming Language :: Python :: Implementation :: CPython",
   "Topic :: Software Development :: Debuggers",
 ]
-
+dynamic = [
+  "version",
+]
+dependencies = [
+  "memray>=1.8",
+  "pytest>=7.3.2",
+]
+optional-dependencies.docs = [
+  "furo>=2023.5.20",
+  "sphinx>=7.0.1",
+  "sphinx-argparse>=0.4",
+  "sphinx-inline-tabs>=2023.4.21",
+  "sphinxcontrib-programoutput>=0.17",
+  "towncrier>=23.6",
+]
+optional-dependencies.lint = [
+  "black==23.3",
+  "mypy==1.3",
+  "ruff==0.0.272",
+]
+optional-dependencies.test = [
+  "covdefaults>=2.3",
+  "coverage>=7.2.7",
+  "flaky>=3.7",
+  "pytest>=7.3.2",
+  "pytest-xdist>=3.3.1",
+]
+urls."Bug Tracker" = "https://github.com/bloomberg/pytest-memray/issues"
+urls.Documentation = "https://pytest-memray.readthedocs.io"
+urls."Source Code" = "https://github.com/bloomberg/pytest-memray"
 [project.entry-points.pytest11]
 memray = "pytest_memray.plugin"
 
@@ -91,15 +95,6 @@ python_version = "3.8"
 show_error_codes = true
 strict = true
 
-[tool.isort]
-force_single_line = true
-multi_line_output = 3
-include_trailing_comma = true
-force_grid_wrap = 0
-use_parentheses = true
-line_length = 88
-known_first_party = ["pytest_memray"]
-
 [tool.towncrier]
 name = "pytest-memray"
 filename = "docs/news.rst"
@@ -114,3 +109,27 @@ type = [
   { name = "Improved Documentation", directory = "doc", showcontent = true },
   { name = "Miscellaneous", directory = "misc", showcontent = true },
 ]
+
+[tool.ruff]
+select = ["ALL"]
+line-length = 88
+target-version = "py38"
+isort = {known-first-party = ["pytest_memray"], required-imports = ["from __future__ import annotations"]}
+ignore = [
+  "ANN401",  # dynamically typed expression
+  "D",  # documentation not always applied
+  "ANN101",  # self type annotation
+  "D203",  # `one-blank-line-before-class` (D203) and `no-blank-line-before-class` (D211) are incompatible
+  "D212",  # `multi-line-summary-first-line` (D212) and `multi-line-summary-second-line` (D213) are incompatible
+  "S104",  # Possible binding to all interface
+]
+[tool.ruff.per-file-ignores]
+"tests/**/*.py" = [
+  "S101",  # asserts allowed in tests...
+  "FBT",  # don"t care about booleans as positional arguments in tests
+  "INP001", # no implicit namespace
+  "D",  # don"t care about documentation in tests
+  "S603",  # `subprocess` call: check for execution of untrusted input
+  "PLR2004",  # Magic value used in comparison, consider replacing with a constant variable
+]
+"src/pytest_memray/_version.py" = ["I002"]  # Missing required import: `from __future__ import annotations

src/pytest_memray/__init__.py

@@ -1,6 +1,6 @@
 from __future__ import annotations
 
-from ._version import __version__ as __version__
+from ._version import __version__
 
 __all__ = [
     "__version__",

src/pytest_memray/marks.py

@@ -1,15 +1,13 @@
 from __future__ import annotations
 
 from dataclasses import dataclass
-from typing import Tuple
-from typing import cast
+from typing import TYPE_CHECKING, Tuple, cast
 
-from memray import AllocationRecord
-from pytest import Config
+from .utils import parse_memory_string, sizeof_fmt, value_or_ini
 
-from .utils import parse_memory_string
-from .utils import sizeof_fmt
-from .utils import value_or_ini
+if TYPE_CHECKING:
+    import pytest
+    from memray import AllocationRecord
 
 PytestSection = Tuple[str, str]
 
@@ -62,7 +60,10 @@ def long_repr(self) -> str:
 
 
 def limit_memory(
-    limit: str, *, _allocations: list[AllocationRecord], _config: Config
+    limit: str,
+    *,
+    _allocations: list[AllocationRecord],
+    _config: pytest.Config,
 ) -> _MemoryInfo | None:
     """Limit memory used by the test."""
     max_memory = parse_memory_string(limit)
@@ -72,7 +73,11 @@ def limit_memory(
     num_stacks: int = cast(int, value_or_ini(_config, "stacks"))
     native_stacks: bool = cast(bool, value_or_ini(_config, "native"))
     return _MemoryInfo(
-        max_memory, total_allocated_memory, _allocations, num_stacks, native_stacks
+        max_memory,
+        total_allocated_memory,
+        _allocations,
+        num_stacks,
+        native_stacks,
     )