Convert setup.py to setup.cfg, pyproject.toml

https://www.python.org/dev/peps/pep-0518/

pyproject.toml

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

setup.cfg

@@ -1,6 +1,64 @@
 [metadata]
+name = asciinema
+version = 2.0.2
+# does not work with interpolation in `download_url` below
+#version = attr: asciinema.__version__
+author = Marcin Kulik
+author_email = m@ku1ik.com
+url = https://asciinema.org
+download_url =
+    https://github.com/asciinema/asciinema/archive/v%(version)s.tar.gz
+description = Terminal session recorder
 description_file = README.md
+license = GNU GPLv3
 license_file = LICENSE
+long_description = file: README.md
+long_description_content_type = text/markdown; charset=UTF-8
+classifiers =
+    Development Status :: 5 - Production/Stable
+    Environment :: Console
+    Intended Audience :: Developers
+    Intended Audience :: System Administrators
+    License :: OSI Approved :: GNU General Public License v3 or later (GPLv3+)
+    Natural Language :: English
+    Programming Language :: Python
+    Programming Language :: Python :: 3
+    Programming Language :: Python :: 3.3
+    Programming Language :: Python :: 3.4
+    Programming Language :: Python :: 3.5
+    Programming Language :: Python :: 3.6
+    Programming Language :: Python :: 3.7
+    Programming Language :: Python :: 3.8
+    Programming Language :: Python :: 3.9
+    Topic :: System :: Shells
+    Topic :: Terminals
+    Topic :: Utilities'
+
+[options]
+include_package_data = True
+packages =
+    asciinema
+    asciinema.asciicast
+    asciinema.commands
+install_requires =
+
+[options.package_data]
+asciinema = data/*.png
+
+[options.entry_points]
+console_scripts =
+    asciinema = asciinema.__main__:main
+
+[options.data_files]
+share/doc/asciinema =
+    CHANGELOG.md
+    CODE_OF_CONDUCT.md
+    CONTRIBUTING.md
+    README.md
+    doc/asciicast-v1.md
+    doc/asciicast-v2.md
+share/man/man1 =
+    man/asciinema.1
 
 [pycodestyle]
 ignore = E501,E402,E722

setup.py

@@ -1,58 +0,0 @@
-import asciinema
-import sys
-from setuptools import setup
-
-if sys.version_info.major < 3:
-    sys.exit('Python < 3 is unsupported.')
-
-url_template = 'https://github.com/asciinema/asciinema/archive/v%s.tar.gz'
-requirements = []
-
-with open('README.md', encoding='utf8') as file:
-    long_description = file.read()
-
-setup(
-    name='asciinema',
-    version=asciinema.__version__,
-    packages=['asciinema', 'asciinema.commands', 'asciinema.asciicast'],
-    license='GNU GPLv3',
-    description='Terminal session recorder',
-    long_description=long_description,
-    long_description_content_type='text/markdown',
-    author=asciinema.__author__,
-    author_email='m@ku1ik.com',
-    url='https://asciinema.org',
-    download_url=(url_template % asciinema.__version__),
-    entry_points={
-        'console_scripts': [
-            'asciinema = asciinema.__main__:main',
-        ],
-    },
-    package_data={'asciinema': ['data/*.png']},
-    data_files=[('share/doc/asciinema', ['CHANGELOG.md',
-                                         'CODE_OF_CONDUCT.md',
-                                         'CONTRIBUTING.md',
-                                         'README.md',
-                                         'doc/asciicast-v1.md',
-                                         'doc/asciicast-v2.md']),
-                ('share/man/man1', ['man/asciinema.1'])],
-    install_requires=requirements,
-    classifiers=[
-        'Development Status :: 5 - Production/Stable',
-        'Environment :: Console',
-        'Intended Audience :: Developers',
-        'Intended Audience :: System Administrators',
-        'License :: OSI Approved :: GNU General Public License v3 or later (GPLv3+)',
-        'Natural Language :: English',
-        'Programming Language :: Python',
-        'Programming Language :: Python :: 3',
-        'Programming Language :: Python :: 3.3',
-        'Programming Language :: Python :: 3.4',
-        'Programming Language :: Python :: 3.5',
-        'Programming Language :: Python :: 3.6',
-        'Programming Language :: Python :: 3.7',
-        'Topic :: System :: Shells',
-        'Topic :: Terminals',
-        'Topic :: Utilities'
-    ],
-)