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[3.13] Lint: Create a project-wide .ruff.toml settings file (GH-133124) #137670

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[3.13] Lint: Create a project-wide .ruff.toml settings file (GH-133124) #137670

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9be99d3
Lint: Create a project-wide ``.ruff.toml`` settings file (#133124)
AA-Turner May 1, 2025
cc0bbff
Set up additional linting for build scripts
webknjaz Aug 15, 2025
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12 changes: 12 additions & 0 deletions .ruff.toml
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# Default settings for Ruff in CPython

# PYTHON_FOR_REGEN
target-version = "py310"

# PEP 8
line-length = 79

# Enable automatic fixes by default.
# To override this, use ``fix = false`` in a subdirectory's config file
# or ``--no-fix`` on the command line.
fix = true
5 changes: 2 additions & 3 deletions Doc/.ruff.toml
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@@ -1,7 +1,6 @@
extend = "../.ruff.toml" # Inherit the project-wide settings

target-version = "py312" # Align with the version in oldest_supported_sphinx
fix = true
output-format = "full"
line-length = 79
extend-exclude = [
"includes/*",
# Temporary exclusions:
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4 changes: 3 additions & 1 deletion Lib/test/.ruff.toml
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fix = true
extend = "../../.ruff.toml" # Inherit the project-wide settings

target-version = "py312"

extend-exclude = [
# Excluded (run with the other AC files in its own separate ruff job in pre-commit)
"test_clinic.py",
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41 changes: 41 additions & 0 deletions Tools/build/.ruff.toml
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extend = "../../.ruff.toml" # Inherit the project-wide settings

[per-file-target-version]
"deepfreeze.py" = "py311" # requires `code.co_exceptiontable`
"stable_abi.py" = "py311" # requires 'tomllib'

[format]
preview = true
docstring-code-format = true

[lint]
select = [
"C4", # flake8-comprehensions
"E", # pycodestyle
"F", # pyflakes
"I", # isort
"ISC", # flake8-implicit-str-concat
"LOG", # flake8-logging
"PGH", # pygrep-hooks
"PT", # flake8-pytest-style
"PYI", # flake8-pyi
"RUF100", # Ban unused `# noqa` comments
"UP", # pyupgrade
"W", # pycodestyle
"YTT", # flake8-2020
]
ignore = [
"E501", # Line too long
"F541", # f-string without any placeholders
"PYI024", # Use `typing.NamedTuple` instead of `collections.namedtuple`
"PYI025", # Use `from collections.abc import Set as AbstractSet`
"UP038", # Use `X | Y` in `isinstance` call instead of `(X, Y)`
]

[lint.per-file-ignores]
"{check_extension_modules,freeze_modules}.py" = [
"UP031", # Use format specifiers instead of percent format
]
"generate_{re_casefix,sre_constants,token}.py" = [
"UP031", # Use format specifiers instead of percent format
]
3 changes: 1 addition & 2 deletions Tools/clinic/.ruff.toml
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target-version = "py310"
fix = true
extend = "../../.ruff.toml" # Inherit the project-wide settings

[lint]
select = [
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