Update setuptools configuration to align with PEP 517/518

MANIFEST.in

@@ -2,6 +2,7 @@
 # one-liner to get extensions in package: set([l.split(",")[0].split('.')[-1] for l in open('files.txt').readlines()])
 
 recursive-exclude arcade *.pyc
+recursive-include arcade *.typed
 recursive-include arcade/resources *.txt *.md *.url
 recursive-include arcade/resources *.mp3 *.wav *.ogg
 recursive-include arcade/resources *.png *.jpg *.gif

pyproject.toml

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

setup.cfg

@@ -1,3 +1,68 @@
+[metadata]
+name = arcade
+description = Arcade Game Development Library
+long_description = file: README.rst
+author = Paul Vincent Craven
+author_email = paul.craven@simpson.edu
+license = MIT
+license-file = license.rst
+url = https://arcade.academy
+download_url = https://arcade.academy
+project_urls = 
+    Documentation = https://arcade.academy/
+    Example Code = http://arcade.academy/examples/index.html
+    Issue Tracker = https://github.com/pvcraven/arcade/issues
+    Source = https://github.com/pvcraven/arcade
+    On-line Book = http://learn.arcade.academy/
+classifiers = 
+    Development Status :: 5 - Production/Stable
+    Intended Audience :: Developers
+    License :: OSI Approved :: MIT License
+    Operating System :: OS Independent
+    Programming Language :: Python
+    Programming Language :: Python :: 3.6
+    Programming Language :: Python :: 3.7
+    Programming Language :: Python :: 3.8
+    Programming Language :: Python :: Implementation :: CPython
+    Topic :: Software Development :: Libraries :: Python Modules
+
+[options]
+packages = find:
+include_package_data = True
+python_requires = >=3.6
+install_requires =
+    pyglet>=1.5.8,<2
+    pillow ~= 8.0
+    numpy ~= 1.19
+    pymunk ~= 5.7
+    pyyaml ~= 5.3
+    pytiled-parser == 0.9.4a3
+    dataclasses;python_version<'3.7'
+
+[options.packages.find]
+include =
+    arcade
+    arcade.*
+
+[options.extras_require]
+dev =
+    pytest
+    flake8
+    mypy
+    coverage
+    coveralls
+    pytest-mock
+    pytest-cov
+
+build =
+    pep517
+
+docs =
+    sphinx
+    sphinx-sitemap
+    sphinx_rtd_theme
+    sphinx-copybutton
+
 [build_sphinx]
 source-dir = doc
 build-dir = doc/build

setup.py

@@ -1,85 +1,5 @@
 #!/usr/bin/env python
+from setuptools import setup
 
-from os import path
-import sys
-from setuptools import setup, find_namespace_packages
-
-VERSION = 'default'
-def execfile(filepath, globals=None, locals=None):
-    if globals is None:
-        globals = {}
-    globals.update({
-        "__file__": filepath,
-        "__name__": "__main__",
-    })
-    with open(filepath, 'rb') as file:
-        exec(compile(file.read(), filepath, 'exec'), globals, locals)
-
-
-# execute the file
-execfile("arcade/version.py", locals=locals())
-
-RELEASE = VERSION
-
-if __name__ == "__main__":
-
-    install_requires = [
-        'pyglet',
-        'pillow',
-        'numpy',
-        'pytiled-parser==0.9.4a3',
-        'pymunk',
-        'pyyaml'
-    ]
-    if sys.version_info[0] == 3 and sys.version_info[1] == 6:
-        install_requires.append('dataclasses')
-
-    if "--format=msi" in sys.argv or "bdist_msi" in sys.argv:
-        # hack the version name to a format msi doesn't have trouble with
-        VERSION = VERSION.replace("-alpha", "a")
-        VERSION = VERSION.replace("-beta", "b")
-        VERSION = VERSION.replace("-rc", "r")
-
-    fname = path.join(path.dirname(path.abspath(__file__)), "README.rst")
-    with open(fname, "r") as f:
-        long_desc = f.read()
-
-    setup(
-        name="arcade",
-        version=RELEASE,
-        description="Arcade Game Development Library",
-        long_description=long_desc,
-        author="Paul Vincent Craven",
-        author_email="paul.craven@simpson.edu",
-        license="MIT",
-        url="http://arcade.academy",
-        download_url="http://arcade.academy",
-        install_requires=install_requires,
-        packages=find_namespace_packages(
-            include=["arcade", "arcade.*"],
-            exclude=[],
-        ),
-        python_requires='>=3.6',
-        classifiers=[
-            "Development Status :: 5 - Production/Stable",
-            "Intended Audience :: Developers",
-            "License :: OSI Approved :: MIT License",
-            "Operating System :: OS Independent",
-            "Programming Language :: Python",
-            "Programming Language :: Python :: 3.6",
-            "Programming Language :: Python :: 3.7",
-            "Programming Language :: Python :: 3.8",
-            "Programming Language :: Python :: Implementation :: CPython",
-            "Topic :: Software Development :: Libraries :: Python Modules",
-        ],
-        # include_package_data: If set to True, this tells setuptools to automatically include
-        # any data files it finds inside your package directories that are specified by your MANIFEST.in file.
-        include_package_data=True,
-        project_urls={
-            'Documentation': 'https://arcade.academy/',
-            'Example Code ': 'http://arcade.academy/examples/index.html',
-            'Issue Tracker': 'https://github.com/pvcraven/arcade/issues',
-            'Source': 'https://github.com/pvcraven/arcade',
-            'On-line Book': 'http://learn.arcade.academy/',
-        },
-)
+exec(open("arcade/version.py").read())
+setup(version=VERSION)