ruff.toml

# Lint config shared across the project-controls toolkit repos.
# Local runs and CI read this same file, so both apply the same rules.
target-version = "py311"

[lint]
select = [
    "E4", "E7", "E9",  # pycodestyle errors (imports, statements, syntax)
    "F",               # pyflakes: unused imports/variables, undefined names
    "I",               # import ordering
    "B",               # bugbear: likely bugs
    "UP",              # pyupgrade: modern syntax for the target version
]
# zip() here always pairs columns of the same DataFrame, so the lengths are
# equal by construction; strict= would add noise without catching anything.
ignore = ["B905"]

[lint.isort]
known-first-party = ["src", "engines"]