chore: move to hatchling

.circleci/prepare.sh

@@ -4,7 +4,9 @@ set -o xtrace
 
 $PYTHON --version
 $PYTHON -m pip --version
-$PYTHON -m virtualenv -p "$PYTHON" venv
+$PYTHON -m virtualenv --version
+$PYTHON -m virtualenv --no-setuptools --no-wheel -p "$PYTHON" venv
+venv/bin/python -m pip install -U pip
 venv/bin/python -m pip install -e ".[dev]"
 venv/bin/python -m pip freeze
 venv/bin/python --version

.pre-commit-config.yaml

@@ -20,12 +20,6 @@ repos:
     args: ["--fix", "--show-fixes"]
   - id: ruff-format
 
-- repo: https://github.com/asottile/setup-cfg-fmt
-  rev: v2.5.0
-  hooks:
-  - id: setup-cfg-fmt
-    args: [--include-version-classifiers, --min-py-version=3.8, --max-py-version=3.12]
-
 - repo: https://github.com/pre-commit/mirrors-mypy
   rev: v1.10.0
   hooks:

bin/bump_version.py

@@ -1,13 +1,12 @@
 #!/usr/bin/env python3
 
 # /// script
-# dependencies = ["click", "packaging"]
+# dependencies = ["click", "packaging", "tomli; python_version<'3.11'"]
 # ///
 
 
 from __future__ import annotations
 
-import configparser
 import glob
 import os
 import subprocess
@@ -18,16 +17,21 @@
 import click
 from packaging.version import InvalidVersion, Version
 
+if sys.version_info < (3, 11):
+    import tomli as tomllib
+else:
+    import tomllib
+
 config = [
     # file path, version find/replace format
+    ("pyproject.toml", 'version = "{}"'),
     ("README.md", "cibuildwheel=={}"),
     ("cibuildwheel/__init__.py", '__version__ = "{}"'),
     ("docs/faq.md", "cibuildwheel=={}"),
     ("docs/faq.md", "cibuildwheel@v{}"),
     ("docs/setup.md", "cibuildwheel=={}"),
     ("examples/*", "cibuildwheel=={}"),
     ("examples/*", "cibuildwheel@v{}"),
-    ("setup.cfg", "version = {}"),
 ]
 
 RED = "\u001b[31m"
@@ -37,10 +41,8 @@
 
 @click.command()
 def bump_version() -> None:
-    # Update if moving setup.cfg to pyproject.toml
-    cfg = configparser.ConfigParser()
-    cfg.read("setup.cfg")
-    current_version = cfg["metadata"]["version"]
+    with open("pyproject.toml", "rb") as f:
+        current_version = tomllib.load(f)["project"]["version"]
 
     try:
         commit_date_str = subprocess.run(

pyproject.toml

@@ -1,9 +1,94 @@
 [build-system]
-requires = [
-    "setuptools>=42",
+requires = ["hatchling"]
+build-backend = "hatchling.build"
+
+[project]
+name = "cibuildwheel"
+version = "2.18.0"
+description = "Build Python wheels on CI with minimal configuration."
+readme = "README.md"
+license = "BSD-2-Clause"
+requires-python = ">=3.8"
+authors = [
+    { name = "Joe Rickerby", email = "joerick@mac.com" },
 ]
-build-backend = "setuptools.build_meta"
+keywords = [
+    "appveyor",
+    "ci",
+    "linux",
+    "macos",
+    "packaging",
+    "pypi",
+    "travis",
+    "wheel",
+    "windows",
+]
+classifiers = [
+    "Development Status :: 5 - Production/Stable",
+    "Intended Audience :: Developers",
+    "License :: OSI Approved :: BSD License",
+    "Natural Language :: English",
+    "Programming Language :: Python :: 3",
+    "Programming Language :: Python :: 3 :: Only",
+    "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 :: Implementation :: CPython",
+    "Topic :: Software Development :: Build Tools",
+]
+dependencies = [
+    "bashlex!=0.13",
+    "bracex",
+    "certifi",
+    "filelock",
+    "packaging>=20.9",
+    "platformdirs",
+    "tomli;python_version < '3.11'",
+    "typing-extensions>=4.1.0;python_version < '3.11'",
+]
+
+[project.optional-dependencies]
+bin = [
+    "click",
+    "packaging>=21.0",
+    "pip-tools",
+    "pygithub",
+    "pyyaml",
+    "requests",
+    "rich>=9.6",
+]
+dev = [
+    "cibuildwheel[test,bin]",
+]
+docs = [
+    "jinja2>=3.1.2",
+    "mkdocs-include-markdown-plugin==2.8.0",
+    "mkdocs-macros-plugin",
+    "mkdocs==1.3.1",
+    "pymdown-extensions",
+]
+test = [
+    "build",
+    "jinja2",
+    "pytest-timeout",
+    "pytest-xdist",
+    "pytest>=6",
+    "tomli_w",
+    "validate-pyproject",
+]
+
+[project.scripts]
+cibuildwheel = "cibuildwheel.__main__:main"
 
+[project.entry-points."validate_pyproject.tool_schema"]
+cibuildwheel = "cibuildwheel.schema:get_schema"
+
+[project.urls]
+Changelog = "https://github.com/pypa/cibuildwheel#changelog"
+Documentation = "https://cibuildwheel.pypa.io"
+Homepage = "https://github.com/pypa/cibuildwheel"
 
 [tool.pytest.ini_options]
 minversion = "6.0"
@@ -57,21 +142,6 @@ module = [
 ignore_missing_imports = true
 
 
-[tool.check-manifest]
-ignore = [
-    ".*",
-    ".circleci/**",
-    "test/**",
-    "unit_test/**",
-    "docs/**",
-    "examples/**",
-    "bin/**",
-    "*.yml",
-    "CI.md",  # TODO: can change test/test_ssl and remove this
-    "requirements-dev.txt",
-    "noxfile.py",
-]
-
 [tool.pylint]
 py-version = "3.8"
 jobs = "0"
@@ -162,6 +232,7 @@ flake8-unused-arguments.ignore-variadic-names = true
 [tool.ruff.lint.per-file-ignores]
 "unit_test/*" = ["PLC1901"]
 "cibuildwheel/_compat/**.py" = ["TID251"]
+"bin/*" = ["TID251"]
 
 [tool.repo-review]
 ignore = ["PC170", "PP303"]