Adopt PEP 621, move metadata into pyproject.toml

Author: Rongronggg9

pyproject.toml

@@ -1,9 +1,52 @@
 [project]
 name = "asyncpg"
+description = "An asyncio PostgreSQL driver"
+readme = "README.rst"
 requires-python = ">=3.6"
+license = { text = "Apache License, Version 2.0" }
+authors = [
+    { "name" = "MagicStack Inc" },
+    { "email" = "hello@magic.io" }
+]
+classifiers = [
+    "Development Status :: 5 - Production/Stable",
+    "Framework :: AsyncIO",
+    "Intended Audience :: Developers",
+    "License :: OSI Approved :: Apache Software License",
+    "Operating System :: POSIX",
+    "Operating System :: MacOS :: MacOS X",
+    "Operating System :: Microsoft :: Windows",
+    "Programming Language :: Python :: 3 :: Only",
+    "Programming Language :: Python :: 3.6",
+    "Programming Language :: Python :: 3.7",
+    "Programming Language :: Python :: 3.8",
+    "Programming Language :: Python :: 3.9",
+    "Programming Language :: Python :: 3.10",
+    "Programming Language :: Python :: Implementation :: CPython",
+    "Topic :: Database :: Front-Ends",
+]
+dependencies = ["typing-extensions>=3.7.4.3;python_version<'3.8'"]
+dynamic = ["version"]
+
+[project.urls]
+homepage = "https://github.com/MagicStack/asyncpg"
+documentation = "https://magicstack.github.io/asyncpg/current/"
+repository = "https://github.com/MagicStack/asyncpg"
+changelog = "https://github.com/MagicStack/asyncpg/releases"
+
+[tool.setuptools]
+platforms = ["macOS", "POSIX", "Windows"]
+zip-safe = false
+
+[tool.setuptools.packages.find]
+exclude = ["tests", "tools"]
+
+[tool.setuptools.package-data]
+# Cython sources needed for tracebacks
+"*" = ["*.pyx", "*.pxd", "*.pxi"]
 
 [build-system]
-requires = ["setuptools>=42", "wheel"]
+requires = ["setuptools>=61", "wheel"]
 build-backend = "setuptools.build_meta"
 
 [tool.cibuildwheel]

setup.py

@@ -17,9 +17,16 @@
 import re
 import subprocess
 
+import setuptools
+from distutils.version import StrictVersion
+
+if StrictVersion(setuptools.__version__) < StrictVersion('61.0.0'):
+    raise RuntimeError(f'Your setuptools version ({setuptools.__version__}) '
+                       f'does not support PEP 621. '
+                       'Please upgrade it first.')
+
 # We use vanilla build_ext, to avoid importing Cython via
 # the setuptools version.
-import setuptools
 from setuptools.command import build_py as setuptools_build_py
 from setuptools.command import sdist as setuptools_sdist
 from setuptools.command import build_ext as setuptools_build_ext
@@ -65,10 +72,6 @@
 _ROOT = pathlib.Path(__file__).parent
 
 
-with open(str(_ROOT / 'README.rst')) as f:
-    readme = f.read()
-
-
 with open(str(_ROOT / 'asyncpg' / '_version.py')) as f:
     for line in f:
         if line.startswith('__version__ ='):
@@ -246,41 +249,7 @@ def finalize_options(self):
 
 
 setuptools.setup(
-    name='asyncpg',
     version=VERSION,
-    description='An asyncio PostgreSQL driver',
-    long_description=readme,
-    classifiers=[
-        'Development Status :: 5 - Production/Stable',
-        'Framework :: AsyncIO',
-        'Intended Audience :: Developers',
-        'License :: OSI Approved :: Apache Software License',
-        'Operating System :: POSIX',
-        'Operating System :: MacOS :: MacOS X',
-        'Operating System :: Microsoft :: Windows',
-        'Programming Language :: Python :: 3 :: Only',
-        'Programming Language :: Python :: 3.6',
-        'Programming Language :: Python :: 3.7',
-        'Programming Language :: Python :: 3.8',
-        'Programming Language :: Python :: 3.9',
-        'Programming Language :: Python :: 3.10',
-        'Programming Language :: Python :: Implementation :: CPython',
-        'Topic :: Database :: Front-Ends',
-    ],
-    platforms=['macOS', 'POSIX', 'Windows'],
-    python_requires='>=3.6.0',
-    zip_safe=False,
-    author='MagicStack Inc',
-    author_email='hello@magic.io',
-    url='https://github.com/MagicStack/asyncpg',
-    license='Apache License, Version 2.0',
-    packages=setuptools.find_packages(
-        exclude=['tests', 'tools'],
-    ),
-    package_data={
-        # Cython sources needed for tracebacks
-        "": ["*.pyx", "*.pxd", "*.pxi"],
-    },
     ext_modules=[
         setuptools.extension.Extension(
             "asyncpg.pgproto.pgproto",
@@ -296,7 +265,6 @@ def finalize_options(self):
             extra_compile_args=CFLAGS,
             extra_link_args=LDFLAGS),
     ],
-    install_requires=['typing-extensions>=3.7.4.3;python_version<"3.8"'],
     cmdclass={'build_ext': build_ext, 'build_py': build_py, 'sdist': sdist},
     test_suite='tests.suite',
     extras_require=EXTRA_DEPENDENCIES,