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Use PEP 639 license information for Ruff itself instead of classifier #19499

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Merged
merged 1 commit into from
Jul 28, 2025
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Use PEP 639 license information for Ruff itself instead of classifier #19499

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6 changes: 3 additions & 3 deletions pyproject.toml
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Original file line number Diff line number Diff line change
@@ -1,5 +1,5 @@
[build-system]
requires = ["maturin>=1.0,<2.0"]
requires = ["maturin>=1.9,<2.0"]
build-backend = "maturin"

[project]
Expand All @@ -9,7 +9,8 @@ description = "An extremely fast Python linter and code formatter, written in Ru
authors = [{ name = "Astral Software Inc.", email = "[email protected]" }]
readme = "README.md"
requires-python = ">=3.7"
license = { file = "LICENSE" }
license = "MIT"
license-files = ["LICENSE"]
keywords = [
"automation",
"flake8",
Expand All @@ -22,7 +23,6 @@ classifiers = [
"Development Status :: 5 - Production/Stable",
"Environment :: Console",
"Intended Audience :: Developers",
"License :: OSI Approved :: MIT License",
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Why is this removed?

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@DimitriPapadopoulos DimitriPapadopoulos Jul 24, 2025 •
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Because PEP639 expects only licence and licence-files.

It's redundant with:

license = "MIT"

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@vivodi vivodi Jul 24, 2025 •
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Sorry, that PEP does indeed recommend removing the license classifier: https://peps.python.org/pep-0639/#deprecate-license-classifiers — I hadn’t looked at it carefully before.

"Operating System :: OS Independent",
"Programming Language :: Python",
"Programming Language :: Python :: 3.7",
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