pyproject.toml

# SPDX-License-Identifier: MIT OR Apache-2.0

[build-system]
requires = ["hatchling", "hatch-vcs", "hatch-fancy-pypi-readme>=22.8.0"]
build-backend = "hatchling.build"


[project]
dynamic = ["readme", "version"]
name = "structlog"
description = "Structured Logging for Python"
authors = [{ name = "Hynek Schlawack", email = "hs@ox.cx" }]
requires-python = ">=3.8"
license = "MIT OR Apache-2.0"
keywords = ["logging", "structured", "structure", "log"]
classifiers = [
    "Development Status :: 5 - Production/Stable",
    "License :: OSI Approved :: Apache Software License",
    "License :: OSI Approved :: MIT License",
    "Programming Language :: Python :: 3.8",
    "Programming Language :: Python :: 3.9",
    "Programming Language :: Python :: 3.10",
    "Programming Language :: Python :: 3.11",
    "Programming Language :: Python :: 3.12",
    "Programming Language :: Python :: 3.13",
    "Topic :: System :: Logging",
    "Typing :: Typed",
]
dependencies = ["typing-extensions; python_version<'3.11'"]

[project.urls]
Documentation = "https://www.structlog.org/"
Changelog = "https://github.com/hynek/structlog/blob/main/CHANGELOG.md"
GitHub = "https://github.com/hynek/structlog"
Funding = "https://github.com/sponsors/hynek"
Tidelift = "https://tidelift.com?utm_source=lifter&utm_medium=referral&utm_campaign=hynek"
Mastodon = "https://mastodon.social/@hynek"
Bluesky = "https://bsky.app/profile/hynek.me"
Twitter = "https://twitter.com/hynek"

[project.optional-dependencies]
tests = [
    "freezegun>=0.2.8",
    "pretend",
    "pytest-asyncio>=0.17",
    "pytest>=6.0",
    "simplejson",
]
# Need Twisted & Rich for stubs.
# Otherwise mypy fails in tox.
typing = ["mypy>=1.4", "rich", "twisted"]
docs = [
    "cogapp",
    "furo",
    "myst-parser",
    "sphinx",
    "sphinx-notfound-page",
    "sphinxcontrib-mermaid",
    "sphinxext-opengraph",
    "twisted",
]
dev = ["structlog[tests,typing]"]


[tool.hatch.version]
source = "vcs"
raw-options = { local_scheme = "no-local-version" }


[tool.pytest.ini_options]
addopts = ["-ra", "--strict-markers", "--strict-config"]
testpaths = "tests"
xfail_strict = true
filterwarnings = [
    "once::Warning",
    'ignore:datetime.datetime.utcfromtimestamp\(\) is deprecated:DeprecationWarning:dateutil.tz',
]
asyncio_mode = "auto"
asyncio_default_fixture_loop_scope = "function"


[tool.coverage.run]
parallel = true
branch = true
source = ["structlog"]

[tool.coverage.paths]
source = ["src", ".tox/py*/**/site-packages"]

[tool.coverage.report]
show_missing = true
skip_covered = true
omit = ["src/structlog/_greenlets.py"]
exclude_lines = [
    # a more strict default pragma
    "\\# pragma: no cover\\b",

    # allow defensive code
    "^\\s*raise AssertionError\\b",
    "^\\s*raise NotImplementedError\\b",
    "^\\s*return NotImplemented\\b",
    "^\\s*raise$",

    # typing-related code
    "^if (False|TYPE_CHECKING):",
    ": \\.\\.\\.(\\s*#.*)?$",
    "^ +\\.\\.\\.$",
    "-> ['\"]?NoReturn['\"]?:",
]


[tool.interrogate]
omit-covered-files = true
verbose = 2
fail-under = 100
whitelist-regex = ["test_.*"]


[tool.ruff]
src = ["src", "tests"]
line-length = 79

[tool.ruff.lint]
select = ["ALL"]
ignore = [
    "A",       # shadowing is fine
    "ANN",     # Mypy is better at this
    "ARG",     # unused arguments are common w/ interfaces
    "C901",    # sometimes you trade complexity for performance
    "COM",     # Formatter takes care of our commas
    "D",       # We prefer our own docstring style.
    "E501",    # leave line-length enforcement to formatter
    "EM101",   # simple strings are fine
    "FBT",     # bools are our friends
    "FIX",     # Yes, we want XXX as a marker.
    "INP001",  # sometimes we want Python files outside of packages
    "ISC001",  # conflicts with formatter
    "N802",    # some names are non-pep8 due to stdlib logging / Twisted
    "N803",    # ditto
    "N806",    # ditto
    "PLR0913", # leave complexity to me
    "PLR2004", # numbers are sometimes fine
    "PLW2901", # overwriting a loop var can be useful
    "RUF001",  # leave my smart characters alone
    "RUF001",  # leave my smart characters alone
    "SLF001",  # private members are accessed by friendly functions
    "T201",    # prints are fine
    "TC",      # TYPE_CHECKING blocks break autodocs
    "TD",      # we don't follow other people's todo style
    "TID252",  # Relative imports are fine
    "TRY003",  # simple strings are fine
    "TRY004",  # too many false negatives
    "TRY300",  # else blocks are nice, but code-locality is nicer
    "PTH",     # pathlib can be slow, so no point to rewrite
]

[tool.ruff.lint.per-file-ignores]
"tests/*" = [
    "B018",    # "useless" expressions can be useful in tests
    "BLE",     # tests have different rules around exceptions
    "EM",      # tests have different rules around exceptions
    "LOG001",  # need to instantiate log messages in tests
    "PLC1901", # empty strings are falsey, but are less specific in tests
    "RUF012",  # no type hints in tests
    "S",       # it's test; chill out security
    "SIM300",  # Yoda rocks in tests
    "TRY",     # tests have different rules around exceptions
]

[tool.ruff.lint.isort]
lines-between-types = 1
lines-after-imports = 2


[tool.mypy]
strict = true
pretty = true

show_error_codes = true
enable_error_code = ["ignore-without-code"]
ignore_missing_imports = true

warn_return_any = false

[[tool.mypy.overrides]]
module = "tests.*"
ignore_errors = true

[[tool.mypy.overrides]]
module = "tests.typing.*"
ignore_errors = false


[tool.hatch.metadata.hooks.fancy-pypi-readme]
content-type = "text/markdown"

[[tool.hatch.metadata.hooks.fancy-pypi-readme.fragments]]
text = '''<p align="center">
    <img
        src="https://www.structlog.org/en/stable/_static/structlog_logo_small.png"
        alt="structlog mascot"
    />
</p>
'''

[[tool.hatch.metadata.hooks.fancy-pypi-readme.fragments]]
path = "README.md"
start-after = "<!-- begin-short -->\n"
end-before = "\n<!-- end-short -->"

[[tool.hatch.metadata.hooks.fancy-pypi-readme.fragments]]
path = "README.md"
start-after = "<!-- begin-meta -->\n"

[[tool.hatch.metadata.hooks.fancy-pypi-readme.fragments]]
text = """


## Release Information

"""

[[tool.hatch.metadata.hooks.fancy-pypi-readme.fragments]]
path = "CHANGELOG.md"
start-after = "<!-- changelog follows -->"
pattern = "\n(###.+?\n)## "

[[tool.hatch.metadata.hooks.fancy-pypi-readme.fragments]]
text = """
---

[Full Changelog →](https://www.structlog.org/en/stable/changelog.html)


"""

[[tool.hatch.metadata.hooks.fancy-pypi-readme.fragments]]
path = "README.md"
start-at = "## Credits"
end-before = "<!-- begin-meta -->"

# Point sponsor image URLs to versions.
[[tool.hatch.metadata.hooks.fancy-pypi-readme.substitutions]]
pattern = 'docs\/_static\/sponsors'
replacement = 'https://www.structlog.org/en/$HFPR_VERSION/_static/sponsors'


[[tool.sponcon.sponsors]]
title = "Variomedia AG"
url = "https://www.variomedia.de/"
img = "Variomedia.svg"

[[tool.sponcon.sponsors]]
title = "Tidelift"
url = "https://tidelift.com/?utm_source=lifter&utm_medium=referral&utm_campaign=hynek"
img = "Tidelift.svg"

[[tool.sponcon.sponsors]]
title = "Klaviyo"
url = "https://klaviyo.com/"
img = "Klaviyo.svg"

[[tool.sponcon.sponsors]]
title = "emsys renewables"
url = "https://www.emsys-renewables.com/"
img = "emsys-renewables.svg"

[[tool.sponcon.sponsors]]
title = "FilePreviews"
url = "https://filepreviews.io/"
img = "FilePreviews.svg"

[[tool.sponcon.sponsors]]
title = "Polar"
url = "https://polar.sh/"
img = "Polar.svg"