Drop Python 3.6, use declarative setup

.github/workflows/ci.yml

@@ -74,7 +74,7 @@ jobs:
     needs: [lint]
     strategy:
       matrix:
-        pyver: ['3.6', '3.7', '3.8', '3.9', '3.10']
+        pyver: ['3.7', '3.8', '3.9', '3.10']
         os: [ubuntu, macos, windows]
         include:
           - pyver: pypy3

Makefile

@@ -4,26 +4,26 @@ SRC = aiosignal tests setup.py
 
 all: test
 
-.install-deps: 
+.install-deps:
 	pip install -r requirements/dev.txt
 	@touch .install-deps
 
 isort:
-	isort -rc $(SRC)
+	isort $(SRC)
 
 flake: .flake
 
 .flake: .install-deps $(shell find aiosignal -type f) \
-                      $(shell find tests -type f)
+					  $(shell find tests -type f)
 	flake8 aiosignal tests
 	python setup.py check -rms
-	@if ! isort -c -rc aiosignal tests; then \
-            echo "Import sort errors, run 'make isort' to fix them!"; \
-            isort --diff -rc aiosignal tests; \
-            false; \
+	@if ! isort -c aiosignal tests; then \
+			echo "Import sort errors, run 'make isort' to fix them!"; \
+			isort --diff aiosignal tests; \
+			false; \
 	fi
 	@if ! LC_ALL=C sort -c CONTRIBUTORS.txt; then \
-            echo "CONTRIBUTORS.txt sort error"; \
+			echo "CONTRIBUTORS.txt sort error"; \
 	fi
 	@touch .flake
 
@@ -34,10 +34,10 @@ mypy: .flake
 	mypy aiosignal
 
 isort-check:
-	@if ! isort -rc --check-only $(SRC); then \
-            echo "Import sort errors, run 'make isort' to fix them!!!"; \
-            isort --diff -rc $(SRC); \
-            false; \
+	@if ! isort --check-only $(SRC); then \
+			echo "Import sort errors, run 'make isort' to fix them!!!"; \
+			isort --diff $(SRC); \
+			false; \
 	fi
 
 check_changes:

pyproject.toml

@@ -1,3 +1,11 @@
+[build-system]
+requires = [
+  "setuptools>=51.0",
+  "wheel>=0.36",
+]
+build-backend = "setuptools.build_meta"
+
+
 [tool.towncrier]
 package = "aiosignal"
 filename = "CHANGES.rst"

setup.cfg

@@ -1,11 +1,50 @@
-[aliases]
-test = pytest
-
 [metadata]
+name = aiosignal
+version = attr: aiosignal.__version__
+url = https://github.com/aio-libs/aiosignal
+project_urls =
+  Chat: Gitter = https://gitter.im/aio-libs/Lobby
+  CI: GitHub Actions = https://github.com/aio-libs/aiosignal/actions
+  Coverage: codecov = https://codecov.io/github/aio-libs/aiosignal
+  Docs: RTD = https://docs.aiosignal.org
+  GitHub: issues = https://github.com/aio-libs/aiosignal/issues
+  GitHub: repo = https://github.com/aio-libs/aiosignal
+description = aiosignal: a list of registered asynchronous callbacks
+long_description = file: README.rst
+long_description_content_type = text/x-rst
+maintainer = aiohttp team <team@aiohttp.org>
+maintainer_email = team@aiohttp.org
+license = Apache 2.0
 license_file = LICENSE
+classifiers =
+  License :: OSI Approved :: Apache Software License
+
+  Intended Audience :: Developers
+
+  Programming Language :: Python",
+  Programming Language :: Python :: 3
+  Programming Language :: Python :: 3 :: Only
+  Programming Language :: Python :: 3.7
+  Programming Language :: Python :: 3.8
+  Programming Language :: Python :: 3.9
+  Programming Language :: Python :: 3.10
+
+  Development Status :: 5 - Production/Stable
+  Operating System :: POSIX
+  Operating System :: MacOS :: MacOS X
+  Operating System :: Microsoft :: Windows
+  Framework :: AsyncIO
+
+[options]
+python_requires = >=3.7
+packages = find:
+include_package_data = True
+
+install_requires =
+  frozenlist >= 1.1.0
 
 [pep8]
-max-line-length=79
+max-line-length=88
 
 [easy_install]
 zip_ok = false

setup.py

@@ -1,72 +1,4 @@
-import pathlib
-import re
-import sys
-
 from setuptools import setup
 
-if sys.version_info < (3, 6):
-    raise RuntimeError("aiosignal 1.x requires Python 3.6+")
-
-
-here = pathlib.Path(__file__).parent
-
-
-txt = (here / "aiosignal" / "__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 = [
-    "frozenlist>=1.1.0",
-]
-
-
-def read(f):
-    return (here / f).read_text("utf-8").strip()
-
-
-args = dict(
-    name="aiosignal",
-    version=version,
-    description="aiosignal: a list of registered asynchronous callbacks",
-    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 :: 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",
-        "Development Status :: 5 - Production/Stable",
-        "Operating System :: POSIX",
-        "Operating System :: MacOS :: MacOS X",
-        "Operating System :: Microsoft :: Windows",
-        "Framework :: AsyncIO",
-    ],
-    author="Nikolay Kim",
-    author_email="fafhrd91@gmail.com",
-    maintainer="Martijn Pieters <mj@zopatista.com>",
-    maintainer_email="aio-libs@googlegroups.com",
-    url="https://github.com/aio-libs/aiosignal",
-    project_urls={
-        "Chat: Gitter": "https://gitter.im/aio-libs/Lobby",
-        "CI: GitHub Actions": "https://github.com/aio-libs/aiosignal/actions",
-        "Coverage: codecov": "https://codecov.io/github/aio-libs/aiosignal",
-        "Docs: RTD": "https://docs.aiosignal.org",
-        "GitHub: issues": "https://github.com/aio-libs/aiosignal/issues",
-        "GitHub: repo": "https://github.com/aio-libs/aiosignal",
-    },
-    license="Apache 2",
-    packages=["aiosignal"],
-    python_requires=">=3.6",
-    install_requires=install_requires,
-    include_package_data=True,
-)
-
-setup(**args)
+if __name__ == "__main__":
+    setup()