setup: Convert to building with pyproject.toml.

pyproject.toml

@@ -0,0 +1,3 @@
+[build-system]
+requires = ["setuptools >= 40.6.0", "wheel"]
+build-backend = "setuptools.build_meta"

setup.cfg

@@ -1,7 +1,25 @@
+[metadata]
+name = paypal_rest
+version = 1.0.3
+author = Software Freedom Conservancy
+author_email = info@sfconservancy.org
+description = Library to access PayPal’s REST API
+license = GNU AGPLv3+
+license_file = LICENSE.txt
+long_description = file: README.rst
+long_description_content_type = text/x-rst; charset=UTF-8
+project_urls =
+  Documentation = %(url)s
+  Source = %(url)s
+url = https://k.sfconservancy.org/NPO-Accounting/paypal_rest
+
 [aliases]
 test=pytest
 typecheck=pytest --addopts="--mypy paypal_rest"
 
+[bdist_wheel]
+universal = 1
+
 [mypy]
 disallow_any_unimported = False
 disallow_untyped_calls = False
@@ -13,14 +31,39 @@ warn_return_any = False
 warn_unreachable = True
 warn_unused_configs = True
 
+[options]
+include_package_data = True
+install_requires =
+  iso8601>=0.1
+  oauthlib>=2.0
+  pyxdg>=0.2
+  PyYAML>=3.0
+  requests>=2.0
+  requests-oauthlib>=1.0
+packages = find:
+platforms = any
+python_requires = >=3.6
+tests_require =
+  mypy>=0.770
+  pytest
+  pytest-runner
+
+[options.entry_points]
+console_scripts =
+  paypal-query = paypal_rest.cliquery:entry_point
+
+[options.packages.find]
+include =
+  paypal_rest
+
+[testenv]
+commands =
+  ./setup.py test
+  ./setup.py typecheck
+
 [tool:pytest]
 filterwarnings =
   ignore::DeprecationWarning:^socks$
 
 [tox:tox]
 envlist = py36,py37
-
-[testenv]
-commands =
-  ./setup.py test
-  ./setup.py typecheck

setup.py

@@ -1,62 +1,7 @@
 #!/usr/bin/env python3
-"""setup.py - paypal_rest installation script"""
-# Copyright © 2020  Brett Smith
-#
-# This program is free software: you can redistribute it and/or modify
-# it under the terms of the GNU Affero General Public License as published by
-# the Free Software Foundation, either version 3 of the License, or
-# (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU Affero General Public License for more details.
-#
-# You should have received a copy of the GNU Affero General Public License
-# along with this program.  If not, see <https://www.gnu.org/licenses/>.
+"""setup.py - setuptools compatibility shim"""
 
-from pathlib import Path
-from setuptools import setup
+import setuptools
 
-README_PATH = Path(__file__).with_name('README.rst')
-
-with README_PATH.open() as readme_file:
-    long_description = readme_file.read()
-
-setup(
-    name='paypal_rest',
-    version='1.0.2',
-    author='Software Freedom Conservancy',
-    author_email='info@sfconservancy.org',
-    license='GNU AGPLv3+',
-    url='https://k.sfconservancy.org/NPO-Accounting/paypal_rest',
-    description="Library to access PayPal's REST API",
-    long_description=long_description,
-
-    python_requires='>=3.6',
-    install_requires=[
-        'iso8601>=0.1',  # Debian:python3-iso8601
-        'oauthlib>=2.0',  # Debian:python3-oauthlib
-        'pyxdg>=0.2',  # Debian:python3-xdg
-        'PyYAML>=3.0',  # Debian:python3-yaml
-        'requests>=2.0',  # Debian:python3-requests
-        'requests-oauthlib>=1.0',  # Debian:python3-requests-oauthlib
-    ],
-    setup_requires=[
-        'pytest-mypy',
-        'pytest-runner',  # Debian:python3-pytest-runner
-    ],
-    tests_require=[
-        'mypy>=0.770',  # Debian:python3-mypy
-        'pytest',  # Debian:python3-pytest
-    ],
-
-    packages=[
-        'paypal_rest',
-    ],
-    entry_points={
-        'console_scripts': [
-            'paypal-query = paypal_rest.cliquery:entry_point',
-        ],
-    },
-)
+if __name__ == "__main__":
+    setuptools.setup()