🔧 MAINTAIN: Switch to declarative metadata (#139)

Author: hukkinj1

.flake8

@@ -44,3 +44,8 @@ repos:
     hooks:
     - id: mypy
       additional_dependencies: [attrs]
+
+  - repo: https://github.com/asottile/setup-cfg-fmt
+    rev: v1.16.0
+    hooks:
+    - id: setup-cfg-fmt

.mypy.ini

@@ -0,0 +1,3 @@
+[build-system]
+requires = ["setuptools>=46.4.0", "wheel"]
+build-backend = "setuptools.build_meta"

.pre-commit-config.yaml

@@ -0,0 +1,85 @@
+[metadata]
+name = markdown_it_py
+version = attr: markdown_it.__version__
+description = Python port of markdown-it. Markdown parsing, done right!
+long_description = file: README.md
+long_description_content_type = text/markdown
+url = https://github.com/executablebooks/markdown-it-py
+author = Chris Sewell
+author_email = chrisj_sewell@hotmail.com
+license = MIT
+license_file = LICENSE
+classifiers =
+    Development Status :: 3 - Alpha
+    Intended Audience :: Developers
+    License :: OSI Approved :: MIT License
+    Programming Language :: Python :: 3
+    Programming Language :: Python :: 3.6
+    Programming Language :: Python :: 3.7
+    Programming Language :: Python :: 3.8
+    Programming Language :: Python :: 3.9
+    Programming Language :: Python :: Implementation :: CPython
+    Programming Language :: Python :: Implementation :: PyPy
+    Topic :: Software Development :: Libraries :: Python Modules
+    Topic :: Text Processing :: Markup
+keywords = markdown lexer parser development
+project_urls =
+    Documentation=https://markdown-it-py.readthedocs.io
+
+[options]
+packages = find:
+install_requires =
+    attrs>=19,<21
+    mdit-py-plugins~=0.2.6
+python_requires = ~=3.6
+include_package_data = True
+zip_safe = False
+
+[options.entry_points]
+console_scripts =
+    markdown-it = markdown_it.cli.parse:main
+
+[options.extras_require]
+code_style =
+    pre-commit==2.6
+compare =
+    commonmark~=0.9.1
+    markdown~=3.2.2
+    mistletoe-ebp~=0.10.0
+    mistune~=0.8.4
+    panflute~=1.12
+linkify =
+    linkify-it-py~=1.0
+rtd =
+    myst-nb~=0.11.1
+    pyyaml
+    sphinx>=2,<4
+    sphinx-copybutton
+    sphinx-panels~=0.4.0
+    sphinx_book_theme
+testing =
+    coverage
+    psutil
+    pytest>=3.6,<4
+    pytest-benchmark~=3.2
+    pytest-cov
+    pytest-regressions
+
+[options.packages.find]
+exclude =
+    test*
+    benchmarking
+
+[mypy]
+show_error_codes = True
+warn_unused_ignores = True
+warn_redundant_casts = True
+no_implicit_optional = True
+strict_equality = True
+
+[mypy-tests.test_plugins.*]
+ignore_errors = True
+
+[flake8]
+max-line-length = 100
+extend-ignore = E203

pyproject.toml

@@ -1,73 +1,6 @@
-# from importlib import import_module
-from os import path
-import re
-from setuptools import find_packages, setup
+# This file is needed for editable installs (`pip install -e .`).
+# Can be removed once the following is resolved
+# https://github.com/pypa/packaging-problems/issues/256
+from setuptools import setup
 
-
-def get_version():
-    text = open(path.join(path.dirname(__file__), "markdown_it", "__init__.py")).read()
-    match = re.compile(r"^__version__\s*\=\s*[\"\']([^\s\'\"]+)", re.M).search(text)
-    return match.group(1)
-
-
-setup(
-    name="markdown-it-py",
-    version=get_version(),
-    description="Python port of markdown-it. Markdown parsing, done right!",
-    long_description=open("README.md").read(),
-    long_description_content_type="text/markdown",
-    url="https://github.com/executablebooks/markdown-it-py",
-    project_urls={"Documentation": "https://markdown-it-py.readthedocs.io"},
-    author="Chris Sewell",
-    author_email="chrisj_sewell@hotmail.com",
-    license="MIT",
-    packages=find_packages(exclude=["test*", "benchmarking"]),
-    include_package_data=True,
-    entry_points={"console_scripts": ["markdown-it = markdown_it.cli.parse:main"]},
-    classifiers=[
-        "Development Status :: 3 - Alpha",
-        "Intended Audience :: Developers",
-        "License :: OSI Approved :: MIT License",
-        "Programming Language :: Python :: 3",
-        "Programming Language :: Python :: 3.6",
-        "Programming Language :: Python :: 3.7",
-        "Programming Language :: Python :: 3.8",
-        "Programming Language :: Python :: 3.9",
-        "Programming Language :: Python :: Implementation :: CPython",
-        "Programming Language :: Python :: Implementation :: PyPy",
-        "Topic :: Software Development :: Libraries :: Python Modules",
-        "Topic :: Text Processing :: Markup",
-    ],
-    keywords="markdown lexer parser development",
-    python_requires="~=3.6",
-    install_requires=["attrs>=19,<21", "mdit-py-plugins~=0.2.6"],
-    extras_require={
-        "code_style": ["pre-commit==2.6"],
-        "testing": [
-            "coverage",
-            "pytest>=3.6,<4",
-            "pytest-cov",
-            "pytest-regressions",
-            "pytest-benchmark~=3.2",
-            "psutil",
-        ],
-        "rtd": [
-            "myst-nb~=0.11.1",
-            "sphinx_book_theme",
-            "sphinx-panels~=0.4.0",
-            "sphinx-copybutton",
-            "sphinx>=2,<4",
-            "pyyaml",
-        ],
-        "compare": [
-            "commonmark~=0.9.1",
-            "markdown~=3.2.2",
-            "mistune~=0.8.4",
-            # "mistletoe~=0.7.2",
-            "mistletoe-ebp~=0.10.0",
-            "panflute~=1.12",
-        ],
-        "linkify": ["linkify-it-py~=1.0"],
-    },
-    zip_safe=False,
-)
+setup()