setup.py

import os
import pathlib
import re
import sys

from setuptools import Extension, setup

if sys.version_info < (3, 6):
    raise RuntimeError("aiohttp 4.x requires Python 3.6+")


NO_EXTENSIONS = bool(os.environ.get('AIOHTTP_NO_EXTENSIONS'))  # type: bool
HERE = pathlib.Path(__file__).parent
IS_GIT_REPO = (HERE / '.git').exists()


if sys.implementation.name != "cpython":
    NO_EXTENSIONS = True


if (IS_GIT_REPO and
        not (HERE / 'vendor/http-parser/README.md').exists()):
    print("Install submodules when building from git clone", file=sys.stderr)
    print("Hint:", file=sys.stderr)
    print("  git submodule update --init", file=sys.stderr)
    sys.exit(2)


# NOTE: makefile cythonizes all Cython modules

extensions = [Extension('aiohttp._websocket', ['aiohttp/_websocket.c']),
              Extension('aiohttp._http_parser',
                        ['aiohttp/_http_parser.c',
                         'vendor/http-parser/http_parser.c',
                         'aiohttp/_find_header.c'],
                        define_macros=[('HTTP_PARSER_STRICT', 0)],
                        ),
              Extension('aiohttp._frozenlist',
                        ['aiohttp/_frozenlist.c']),
              Extension('aiohttp._helpers',
                        ['aiohttp/_helpers.c']),
              Extension('aiohttp._http_writer',
                        ['aiohttp/_http_writer.c'])]


txt = (HERE / 'aiohttp' / '__init__.py').read_text('utf-8')
try:
    version = re.findall(r"^__version__ = '([^']+)'\r?$",
                         txt, re.M)[0]
except IndexError:
    raise RuntimeError('Unable to determine version.')

install_requires = [
    'attrs>=17.3.0',
    'chardet>=2.0,<4.0',
    'multidict>=4.5,<5.0',
    'async_timeout>=4.0a2,<5.0',
    'yarl>=1.0,<2.0',
    'idna-ssl>=1.0; python_version<"3.7"',
    'typing_extensions>=3.6.5',
]


def read(f):
    return (HERE / f).read_text('utf-8').strip()


args = dict(
    name='aiohttp',
    version=version,
    description='Async http client/server framework (asyncio)',
    long_description='\n\n'.join((read('README.rst'), read('CHANGES.rst'))),
    long_description_content_type="text/x-rst",
    classifiers=[
        'License :: OSI Approved :: Apache Software License',
        'Intended Audience :: Developers',
        'Programming Language :: Python',
        'Programming Language :: Python :: 3',
        'Programming Language :: Python :: 3.6',
        'Programming Language :: Python :: 3.7',
        'Programming Language :: Python :: 3.8',
        'Development Status :: 5 - Production/Stable',
        'Operating System :: POSIX',
        'Operating System :: MacOS :: MacOS X',
        'Operating System :: Microsoft :: Windows',
        'Topic :: Internet :: WWW/HTTP',
        'Framework :: AsyncIO',
    ],
    author='Nikolay Kim',
    author_email='fafhrd91@gmail.com',
    maintainer=', '.join(('Nikolay Kim <fafhrd91@gmail.com>',
                          'Andrew Svetlov <andrew.svetlov@gmail.com>')),
    maintainer_email='aio-libs@googlegroups.com',
    url='https://github.com/aio-libs/aiohttp',
    project_urls={
        'Chat: Gitter': 'https://gitter.im/aio-libs/Lobby',
        'CI: Azure Pipelines': 'https://dev.azure.com/aio-libs/aiohttp/_build',
        'Coverage: codecov': 'https://codecov.io/github/aio-libs/aiohttp',
        'Docs: Changelog': 'https://docs.aiohttp.org/en/stable/changes.html',
        'Docs: RTD': 'https://docs.aiohttp.org',
        'GitHub: issues': 'https://github.com/aio-libs/aiohttp/issues',
        'GitHub: repo': 'https://github.com/aio-libs/aiohttp',
    },
    license='Apache 2',
    packages=['aiohttp'],
    python_requires='>=3.6',
    install_requires=install_requires,
    extras_require={
        'speedups': [
            'aiodns>=1.1',
            'Brotli',
            'cchardet',
        ],
    },
    include_package_data=True,
)

if not NO_EXTENSIONS:
    print("**********************")
    print("* Accellerated build *")
    print("**********************")
    setup(ext_modules=extensions, **args)
else:
    print("*********************")
    print("* Pure Python build *")
    print("*********************")
    setup(**args)