setup.py: Move all configuration to setup.cfg

.travis.yml

@@ -33,7 +33,7 @@ before_install:
 
 install:
   - pip install -e .;
-  - pip install pytest;
+  - pip install -r requirements-tests.txt;
 
 script:
   - pytest

appveyor.yml

@@ -9,7 +9,7 @@ environment:
 
 install:
   -  '%PYTHON%\Scripts\pip install -e .'
-  -  '%PYTHON%\Scripts\pip install pytest'
+  -  '%PYTHON%\Scripts\pip install -r requirements-tests.txt'
 build: off
 test_script:
   - '%PYTHON%\Scripts\pytest'

pyproject.toml

@@ -0,0 +1,3 @@
+[build-system]
+# Minimum requirements for the build system to execute.
+requires = ["setuptools", "wheel"]  # PEP 508 specifications.

requirements-tests.txt

@@ -0,0 +1 @@
+pytest

requirements.txt

@@ -0,0 +1,3 @@
+pygame
+ppb-vector
+dataclasses; python_version < "3.7"

setup.cfg

@@ -0,0 +1,35 @@
+[aliases]
+test = pytest
+
+[metadata]
+name = ppb
+version = 0.5.0
+author = Piper Thunstrom
+author_email = pathunstrom@gmail.com
+description = An Event Driven Python Game Engine
+long_description = file: README.md
+long_description_content_type = text/markdown
+url = https://github.com/ppb/pursuedpybear
+license = Artistic-2.0
+classifiers =
+    Development Status :: 4 - Beta
+    Intended Audience :: Education
+    Intended Audience :: Developers
+    License :: OSI Approved :: Artistic License
+    Natural Language :: English
+    Programming Language :: Python :: 3
+    Programming Language :: Python :: 3.6
+    Programming Language :: Python :: 3.7
+    Topic :: Games/Entertainment
+    Topic :: Software Development :: Libraries
+    Operating System :: OS Independent
+
+[options]
+packages =
+    ppb
+    ppb.systems
+
+setup_requires =
+    pytest-runner
+
+python_requires = >= 3.6

setup.py

@@ -1,36 +1,20 @@
+#!/usr/bin/env python3
 from setuptools import setup
 
 
-def readme():
-    with open('README.md') as file:
-        return file.read()
+def requirements(section=None):
+    """Helper for loading dependencies from requirements files."""
+    if section is None:
+        filename = "requirements.txt"
+    else:
+        filename = f"requirements-{section}.txt"
 
+    with open(filename) as file:
+        return [line.strip() for line in file]
 
+
+# See setup.cfg for the actual configuration.
 setup(
-    name='ppb',
-    version='0.5.0',
-    packages=['ppb', 'ppb.systems'],
-    install_requires=[
-        'pygame',
-        'ppb-vector',
-        'dataclasses; python_version < "3.7"'
-    ],
-    python_requires=">=3.6",
-    url='https://github.com/ppb/pursuedpybear',
-    license='Artistic-2.0',
-    author='Piper Thunstrom',
-    author_email='pathunstrom@gmail.com',
-    description='An Event Driven Python Game Engine',
-    long_description=readme(),
-    long_description_content_type="text/markdown",
-    classifiers=[
-        "Development Status :: 4 - Beta",
-        "Intended Audience :: Education",
-        "Intended Audience :: Developers",
-        "License :: OSI Approved :: Artistic License",
-        "Natural Language :: English",
-        "Programming Language :: Python :: 3.7",
-        "Topic :: Games/Entertainment",
-        "Topic :: Software Development :: Libraries",
-    ]
+    install_requires=requirements(),
+    tests_require=requirements('tests'),
 )