Ruff settings for Python projects

ruff.toml

# File: ruff.toml
#
# Description: Configuration for Ruff (linter/formatter).
#
# Usage Options:
# 1. PROJECT: Place in the root directory of your Python project to apply these settings locally to that specific project.
#
# 2. GLOBAL FALLBACK: Place in your global configuration directory to apply as a system-wide default for all projects:
#       - Linux/macOS: ~/.config/ruff/ruff.toml
#       - Windows:     %USERPROFILE%\.config\ruff\ruff.toml
#
line-length = 120

[lint]
select = [
    "E",    # pycodestyle errors
    "F",    # Pyflakes
    "I",    # isort
    "UP",   # pyupgrade
    "ANN",  # flake8-annotations
    "B",    # flake8-bugbear
    "S",    # flake8-bandit (security)
    "SIM",  # flake8-simplify
    "RUF",  # Ruff-specific rules
    "N",    # PEP8 naming
    "W",    # Pycodestyle warnings (style issues)
    "FLY",  # Flynt – f-string conversion suggestions
    "SLOT", # Flake8-slots – suggests use of __slots__ where appropriate
    "PERF", # Perflint
]

extend-select = [
    "TID",  # Flake8-tidy-imports
    "BLE",  # Flake8-blind-except
    "TRY",  # Tryceratops
    "PIE",  # Flake8-pie
    "PTH",  # flake8-use-pathlib
    "C4",   # flake8-comprehensions
    "INP",  # Flake8-no-pep420
    "TC",   # Flake8-type-checking
    "ARG",  # Flake8-unused-arguments
    "LOG",  # flake8-logging
    "G",    # Flake8-logging-format
    "TD",   # Flake8-todos
    "FIX",  # Flake8-fixme
]

ignore = [
    "E501",    # Line too long (handled by formatter)
    "BLE001",  # Blind exception
    "COM812",  # Formatter conflict prevention
    "ISC001",  # Formatter conflict prevention
]

[lint.isort]
combine-as-imports = true
force-single-line = false
detect-same-package = true

[format]
quote-style = "double"
indent-style = "space"

settings.toml

# File: settings.toml
# Location: ~/.config/ruff/settings.toml (Linux/macOS) or %USERPROFILE%\.config\ruff\settings.toml (Windows)
# Description: Global fallback configuration for Ruff.
#              This applies to all Python projects on your machine unless overridden by a project-specific config.

line-length = 120

[lint]
select = [
    "E",    # pycodestyle errors
    "F",    # Pyflakes
    "I",    # isort
    "UP",   # pyupgrade
    "ANN",  # flake8-annotations
    "B",    # flake8-bugbear
    "S",    # flake8-bandit (security)
    "SIM",  # flake8-simplify
    "RUF",  # Ruff-specific rules
    "N",    # PEP8 naming
    "W",    # Pycodestyle warnings (style issues)
    "FLY",  # Flynt – f-string conversion suggestions
    "SLOT", # Flake8-slots – suggests use of __slots__ where appropriate
    "PERF", # Perflint
]

extend-select = [
    "TID",  # Flake8-tidy-imports
    "BLE",  # Flake8-blind-except
    "TRY",  # Tryceratops
    "PIE",  # Flake8-pie
    "PTH",  # flake8-use-pathlib
    "C4",   # flake8-comprehensions
    "INP",  # Flake8-no-pep420
    "TC",   # Flake8-type-checking
    "ARG",  # Flake8-unused-arguments
    "LOG",  # flake8-logging
    "G",    # Flake8-logging-format
    "TD",   # Flake8-todos
    "FIX",  # Flake8-fixme
]

ignore = [
    "E501",    # Line too long (handled by formatter)
    "BLE001",  # Blind exception
    "COM812",  # Formatter conflict prevention
    "ISC001",  # Formatter conflict prevention
]

[format]
quote-style = "double"
indent-style = "space"