build: declarative package definition

setup.cfg

+[metadata]
+name = wumpus
+version = attr:wumpus.__version__
+description = My package description
+long_description = file: README.md
+license = MIT
+author = Sergio Tessaris
+author_email = tessaris@inf.unibz.it
+
+[options]
+zip_safe = False
+include_package_data = True
+packages = find:
+python_requires = >=3.7
+
+[options.entry_points]
+console_scripts =
+  gridrunner = wumpus.cli:main
+
+[options.extras_require]
+gym = gym

setup.py

-from setuptools import setup, find_packages
-import re
-import codecs
-import os
-import subprocess
+#!/usr/bin/env python
+import setuptools
 
-# Hack to allow non-normalised versions
-#   see <https://github.com/pypa/setuptools/issues/308>
-from setuptools.extern.packaging import version
-version.Version = version.LegacyVersion
-
-_INCLUDE_GIT_REV_ = False
-
-
-# see <https://stackoverflow.com/a/39671214> and 
-#     <https://packaging.python.org/guides/single-sourcing-package-version>
-def find_version(*pkg_path):
-    pkg_dir = os.path.join(os.path.abspath(os.path.dirname(__file__)), *pkg_path)
-    version_file = codecs.open(os.path.join(pkg_dir, '__init__.py'), 'r').read()
-    version_match = re.search(r"^__version__ = ['\"]([^'\"]*)['\"]",
-                              version_file, re.M)
-    _git_revision_ = None
-    if _INCLUDE_GIT_REV_:
-        try:
-            _git_revision_ = subprocess.check_output(['git', 'describe', '--always', '--dirty'], encoding='utf-8').strip()
-        except subprocess.CalledProcessError:
-            pass
-    if version_match:
-        return version_match.group(1) + ('' if _git_revision_ is None else '+' + _git_revision_)
-    elif _git_revision_:
-        return _git_revision_
-    raise RuntimeError("Unable to find version string.")
-
-
-def long_description_md(fname='README.md'):
-    this_directory = os.path.abspath(os.path.dirname(__file__))
-    with open(os.path.join(this_directory, fname), encoding='utf-8') as f:
-        long_description = f.read()
-    return long_description
-
-
-setup(
-    name='wumpus',
-    version=find_version('wumpus'),
-    description='Wumpus world simulator',
-    long_description=long_description_md(),
-    long_description_content_type='text/markdown',
-    author='Sergio Tessaris',
-    author_email='tessaris@inf.unibz.it',
-    packages=find_packages(),
-    include_package_data=True,
-    entry_points= {
-        'console_scripts': ['gridrunner=wumpus.cli:main']
-    },
-    install_requires=[
-    ],
-    extras_require={
-        'gym': ['gym']
-    },
-    exclude_package_data={'': ['.gitignore']},
-)
+if __name__ == "__main__":
+    setuptools.setup()
\ No newline at end of file