pyproject.toml

[project]
requires-python = ">=3.10"

[tool.ruff]
line-length = 160
builtins = ['_', 'I', 'P']
include = ['*.py', '*.recipe']
exclude = [
    "*_ui.py",
    "bypy/*",
    "setup/polib.py",
    "setup/linux-installer.py",
    "src/css_selectors/*",
    "src/polyglot/*",
    "src/templite/*",
    "src/tinycss/*",
]
preview = true

[tool.ruff.format]
quote-style = 'single'

[tool.ruff.lint]
explicit-preview-rules = true
ignore = [
    'E402', 'E722', 'E741',
    'UP012', 'UP030', 'UP038', 'C413', 'C420', 'PIE790', 'ISC003',
    'RUF001', 'RUF002', 'RUF003', 'RUF005', 'RUF012', 'RUF013', 'RUF015', 'RUF031', 'RUF100',
    'RUF059',  # unused unpacked variable
]
select = [
    'E', 'F', 'I', 'W', 'INT',
    'Q', 'UP', 'YTT', 'TID', 'C4', 'COM818', 'PIE', 'RET501', 'ISC',
    'RUF',  # note: RUF can flag many unsolicited errors
    # preview rules
    'RUF051', 'RUF056',  # useless dict operation
    'RUF055',  # unnecessary regex
    'RUF039',  # always use raw-string for regex
    'RUF047',  # needless else
    'E302', 'E303', 'E304', 'E305', 'W391',  # blank-line standard
    'E111', 'E112', 'E113', 'E117',  # code indentation
    'E114', 'E115', 'E116', 'E261', 'E262', 'E265',  # comment formating
    'E201', 'E202', 'E211', 'E251', 'E275',  # various whitespace
]
unfixable = ['PIE794', 'ISC001']

[tool.ruff.lint.per-file-ignores]
"recipes/*" = ['UP']
"setup/changelog.py" = ['ISC001']
"src/calibre/ebooks/unihandecode/*codepoints.py" = ['E501']
"src/calibre/ebooks/metadata/sources/*" = ['UP']
"src/calibre/gui2/store/stores/*" = ['UP']
"src/qt/*.py" = ['I', 'E302']
"src/qt/*.pyi" = ['I']

[tool.ruff.lint.isort]
detect-same-package = true
extra-standard-library = ["aes", "elementmaker", "encodings"]
known-first-party = ["calibre_extensions", "calibre_plugins", "polyglot"]
known-third-party = ["odf", "qt", "templite", "tinycss", "css_selectors"]
relative-imports-order = "closest-to-furthest"
split-on-trailing-comma = false
section-order = ['__python__', "future", "standard-library", "third-party", "first-party", "local-folder"]

[tool.ruff.lint.isort.sections]
'__python__' = ['__python__']

[tool.ruff.lint.flake8-comprehensions]
allow-dict-calls-with-keyword-arguments = true

[tool.ruff.lint.flake8-quotes]
avoid-escape = true
docstring-quotes = 'single'
inline-quotes = 'single'
multiline-quotes = 'single'

[tool.flynt]
line-length = 400  # over value to catch every case
transform-format = false  # don't transform already existing format call
exclude = [
    "bypy/",
    "setup/polib.py",
    "setup/linux-installer.py",
    "src/calibre/ebooks/metadata/sources/",
    "src/calibre/gui2/store/stores/",
    "src/css_selectors/",
    "src/polyglot/",
    "src/templite/",
    "src/tinycss/",
]

[tool.pylsp-mypy]
enabled = false