Use pyproject.toml to install build dependencies and specify metadata

pyproject.toml

@@ -0,0 +1,44 @@
+[build-system]
+requires = [
+    "numpy",
+    "setuptools",
+    "scipy",
+    "pytest-runner"
+]
+build-backend = "setuptools.build_meta"
+
+
+[project]
+name = "scikit-network"
+version = "0.33.1"
+dependencies = ['numpy>=1.22.4', 'scipy>=1.7.3']
+authors = [{name = "Scikit-network team"}]
+maintainers = [{name = "Thomas Bonald", email = "[email protected]"}]
+description = "Graph algorithms"
+readme = "README.rst"
+license = {text = "BSD License"}
+keywords = ["sknetwork"]
+classifiers=[
+    'Development Status :: 3 - Alpha',
+    'Intended Audience :: Developers',
+    'Intended Audience :: Information Technology',
+    'Intended Audience :: Education',
+    'Intended Audience :: Science/Research',
+    'License :: OSI Approved :: BSD License',
+    'Natural Language :: English',
+    'Programming Language :: Cython',
+    'Programming Language :: Python :: 3.9',
+    'Programming Language :: Python :: 3.10',
+    'Programming Language :: Python :: 3.11',
+    'Programming Language :: Python :: 3.12'
+]
+requires-python = ">= 3.9"
+
+[project.optional-dependencies]
+test = ["pytest", "note", "pluggy>=0.7.1"]
+
+[project.urls]
+Repository = "https://github.com/sknetwork-team/scikit-network"
+Documentation = "https://scikit-network.readthedocs.io/"
+Changelog = "https://github.com/sknetwork-team/scikit-network/blob/master/HISTORY.rst"
+

setup.cfg

@@ -19,6 +19,3 @@ test = pytest
 
 [tool:pytest]
 collect_ignore = ['setup.py']
-
-[options]
-python_requires = >=3.9

setup.py

@@ -2,6 +2,7 @@
 # -*- coding: utf-8 -*-
 """Setup script."""
 
+import numpy
 
 from setuptools import find_packages, setup, Extension
 from sysconfig import get_platform
@@ -10,18 +11,6 @@
 import builtins
 from glob import glob
 
-import numpy
-
-with open('README.rst') as readme_file:
-    readme = readme_file.read()
-
-with open('HISTORY.rst') as history_file:
-    history = history_file.read()
-
-requirements = ['numpy>=1.22.4', 'scipy>=1.7.3']
-
-setup_requirements = ['pytest-runner']
-
 test_requirements = ['pytest', 'nose', 'pluggy>=0.7.1']
 
 # if any problems occur with macOS' clang not knowing the -fopenmp flag, see:
@@ -75,7 +64,6 @@ def finalize_options(self):
         build_ext.finalize_options(self)
         # Prevent numpy from thinking it is still in its setup process:
         builtins.__NUMPY_SETUP__ = False
-        import numpy
         self.include_dirs.append(numpy.get_include())
 
 
@@ -124,36 +112,9 @@ def finalize_options(self):
 
 
 setup(
-    author="Scikit-network team",
-    author_email='[email protected]',
-    classifiers=[
-        'Development Status :: 3 - Alpha',
-        'Intended Audience :: Developers',
-        'Intended Audience :: Information Technology',
-        'Intended Audience :: Education',
-        'Intended Audience :: Science/Research',
-        'License :: OSI Approved :: BSD License',
-        'Natural Language :: English',
-        'Programming Language :: Cython',
-        'Programming Language :: Python :: 3.9',
-        'Programming Language :: Python :: 3.10',
-        'Programming Language :: Python :: 3.11',
-        'Programming Language :: Python :: 3.12'
-    ],
-    description="Graph algorithms",
-    install_requires=requirements,
-    license="BSD license",
-    long_description=readme + '\n\n' + history,
-    long_description_content_type='text/x-rst',
-    include_package_data=True,
-    keywords='sknetwork',
-    name='scikit-network',
     packages=find_packages(),
-    setup_requires=setup_requirements,
     test_suite='tests',
     tests_require=test_requirements,
-    url='https://github.com/sknetwork-team/scikit-network',
-    version='0.32.1',
     zip_safe=False,
     ext_modules=ext_modules,
     include_dirs=[numpy.get_include()],