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[build-system]
requires = [
"setuptools>=80",
"setuptools-scm>=8",
]
build-backend = "setuptools.build_meta"
[project]
name = "msgspec"
dynamic = [
"version",
]
description = "A fast serialization and validation library, with builtin support for JSON, MessagePack, YAML, and TOML."
readme = "README.md"
license = "BSD-3-Clause"
license-files = [
"LICENSE",
]
requires-python = ">=3.9"
maintainers = [
{ name = "Jim Crist-Harif", email = "jcristharif@gmail.com" },
{ name = "Ofek Lev", email = "oss@ofek.dev" },
]
keywords = [
"JSON",
"MessagePack",
"TOML",
"YAML",
"msgpack",
"schema",
"serialization",
"validation",
]
classifiers = [
"Development Status :: 4 - Beta",
"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",
"Programming Language :: Python :: 3.14",
]
[project.optional-dependencies]
toml = [
"tomli ; python_version < '3.11'",
"tomli_w",
]
yaml = [
"pyyaml",
]
[project.urls]
Homepage = "https://jcristharif.com/msgspec/"
"Issue Tracker" = "https://github.com/jcrist/msgspec/issues"
Source = "https://github.com/jcrist/msgspec"
[dependency-groups]
bench = [
"cattrs==25.3.0",
"mashumaro==3.17",
"msgpack==1.1.2",
"orjson==3.11.4",
"ormsgpack==1.11.0",
"pydantic==2.12.4",
"python-rapidjson==1.22",
"pysimdjson==7.0.2",
"requests",
"ujson==5.11.0",
]
dev = [
"rust-just",
]
doc = [
"furo",
"ipython",
"myst-parser",
"sphinx",
"sphinx-copybutton",
"sphinx-design",
]
hooks = [
"codespell==2.4.1",
"prek>=0.2.13",
"ruff==0.14.1",
]
test-base = [
# TODO: require >=9 once we drop support for Python 3.9
"pytest>=8",
]
test-prof = [
{ include-group = "test-base" },
"memray; sys_platform != 'win32'",
"pytest-benchmark",
"pytest-memray; sys_platform != 'win32'",
]
test-typing = [
{ include-group = "test-base" },
"mypy",
"pyright",
]
test-unit = [
{ include-group = "test-base" },
"attrs",
"coverage",
"eval-type-backport; python_version < '3.10'",
"msgpack",
"pyyaml",
"tomli; python_version < '3.11'",
"tomli-w",
]
[tool.setuptools]
packages = ["msgspec"]
[tool.setuptools.package-dir]
"" = "src"
[tool.setuptools.exclude-package-data]
msgspec = [
"*.c",
"*.h",
]
[tool.setuptools_scm]
version_file = "src/msgspec/_version.py"
parentdir_prefix_version = "msgspec-"
[tool.uv.config-settings]
editable_mode = "compat"
|
