Switch to declarative setup (#247)

* Switch to declarative setup

* Use __main__ guard

* Add build-backend

* Pin versions

Author: asvetlov

pyproject.toml

@@ -0,0 +1,6 @@
+[build-system]
+requires = [
+  "setuptools>=51.0",
+  "wheel>=0.36",
+]
+build-backend = "setuptools.build_meta"

setup.cfg

@@ -1,3 +1,51 @@
+[metadata]
+name = pytest-asyncio
+version = attr: pytest_asyncio.__version__
+url = https://github.com/pytest-dev/pytest-asyncio
+project_urls =
+  GitHub = https://github.com/pytest-dev/pytest-asyncio
+description = Pytest support for asyncio
+long_description = file: README.rst
+long_description_content_type = text/x-rst
+author = Tin Tvrtković <tinchester@gmail.com>
+author_email = tinchester@gmail.com
+license = Apache 2.0
+license_file = LICENSE
+classifiers =
+  Development Status :: 4 - Beta
+
+  Intended Audience :: Developers
+
+  License :: OSI Approved :: Apache Software License
+
+  Programming Language :: Python :: 3.7
+  Programming Language :: Python :: 3.8
+  Programming Language :: Python :: 3.9
+  Programming Language :: Python :: 3.10
+
+  Topic :: Software Development :: Testing
+
+  Framework :: Asyncio
+  Framework :: Pytest
+
+[options]
+python_requires = >=3.7
+packages = find:
+include_package_data = True
+
+install_requires =
+  pytest >= 5.4.0
+
+[options.extras_require]
+testing =
+  coverage
+  hypothesis >= 5.7.1
+  flaky >= 3.5.0
+
+[options.entry_points]
+pytest11 =
+    asyncio = pytest_asyncio.plugin
+
 [coverage:run]
 source = pytest_asyncio
 
@@ -10,9 +58,5 @@ testpaths = tests
 asyncio_mode = auto
 filterwarnings = error
 
-[metadata]
-# ensure LICENSE is included in wheel metadata
-license_file = LICENSE
-
 [flake8]
 max-line-length = 88

setup.py

@@ -1,46 +1,4 @@
-import re
-from pathlib import Path
+from setuptools import setup
 
-from setuptools import find_packages, setup
-
-
-def find_version():
-    version_file = (
-        Path(__file__).parent.joinpath("pytest_asyncio", "__init__.py").read_text()
-    )
-    version_match = re.search(r"^__version__ = ['\"]([^'\"]*)['\"]", version_file, re.M)
-    if version_match:
-        return version_match.group(1)
-
-    raise RuntimeError("Unable to find version string.")
-
-
-setup(
-    name="pytest-asyncio",
-    version=find_version(),
-    packages=find_packages(),
-    url="https://github.com/pytest-dev/pytest-asyncio",
-    license="Apache 2.0",
-    author="Tin Tvrtković",
-    author_email="tinchester@gmail.com",
-    description="Pytest support for asyncio.",
-    long_description=Path(__file__).parent.joinpath("README.rst").read_text(),
-    classifiers=[
-        "Development Status :: 4 - Beta",
-        "Intended Audience :: Developers",
-        "License :: OSI Approved :: Apache Software License",
-        "Programming Language :: Python :: 3.7",
-        "Programming Language :: Python :: 3.8",
-        "Programming Language :: Python :: 3.9",
-        "Programming Language :: Python :: 3.10",
-        "Topic :: Software Development :: Testing",
-        "Framework :: Asyncio",
-        "Framework :: Pytest",
-    ],
-    python_requires=">= 3.7",
-    install_requires=["pytest >= 5.4.0"],
-    extras_require={
-        "testing": ["coverage", "hypothesis >= 5.7.1", "flaky >= 3.5.0"],
-    },
-    entry_points={"pytest11": ["asyncio = pytest_asyncio.plugin"]},
-)
+if __name__ == "__main__":
+    setup()