move metadata to pyproject.toml

Author: bnavigator

pyproject.toml

@@ -8,6 +8,44 @@ requires = [
     "numpy!=1.23.0"]
 build-backend = "setuptools.build_meta"
 
+[project]
+name = "slycot"
+description = "A wrapper for the SLICOT control and systems library"
+readme = "README.rst"
+authors = [{ name = "Enrico Avventi et al." }]
+maintainers = [{ name = "Slycot developers", email = "[email protected]"}]
+license = {text = "GPL-2.0 AND BSD-3-Clause"}
+classifiers = [
+    "Development Status :: 4 - Beta",
+    "Intended Audience :: Science/Research",
+    "Intended Audience :: Developers",
+    "License :: OSI Approved",
+    "License :: OSI Approved :: GNU General Public License v2 (GPLv2)",
+    "License :: OSI Approved :: BSD License",
+    "Programming Language :: C",
+    "Programming Language :: Fortran",
+    "Programming Language :: Python",
+    "Programming Language :: Python :: 3.7",
+    "Programming Language :: Python :: 3.8",
+    "Programming Language :: Python :: 3.9",
+    "Programming Language :: Python :: 3.10",
+    "Topic :: Software Development",
+    "Topic :: Scientific/Engineering",
+    "Operating System :: Microsoft :: Windows",
+    "Operating System :: POSIX",
+    "Operating System :: Unix",
+    "Operating System :: MacOS",
+]
+requires-python = ">=3.7"
+dependencies = [
+    "numpy",
+]
+dynamic = ["version"]
+
+[project.urls]
+homepage = "https://github.com/python-control/Slycot"
+
+
 [tool.setuptools_scm]
 write_to = "slycot/version.py"
 

setup.py

@@ -8,10 +8,7 @@
 
 import builtins
 import os
-import sys
 import subprocess
-import re
-import platform
 
 try:
     from skbuild import setup
@@ -24,29 +21,6 @@
 except ImportError:
     raise ImportError('setuptools_scm must be installed before running setup.py')
 
-DOCLINES = __doc__.split("\n")
-
-CLASSIFIERS = """\
-Development Status :: 4 - Beta
-Intended Audience :: Science/Research
-Intended Audience :: Developers
-License :: OSI Approved
-License :: OSI Approved :: GNU General Public License v2 (GPLv2)
-Programming Language :: C
-Programming Language :: Fortran
-Programming Language :: Python
-Programming Language :: Python :: 3.7
-Programming Language :: Python :: 3.8
-Programming Language :: Python :: 3.9
-Programming Language :: Python :: 3.10
-Topic :: Software Development
-Topic :: Scientific/Engineering
-Operating System :: Microsoft :: Windows
-Operating System :: POSIX
-Operating System :: Unix
-Operating System :: MacOS
-"""
-
 # This is a bit hackish: we are setting a global variable so that the main
 # slycot __init__ can detect if it is being loaded by the setup routine, to
 # avoid attempting to load components that aren't built yet.  While ugly, it's
@@ -82,36 +56,11 @@ def run(self):
         check_submodules()
         sdist.run(self)
 
-def setup_package():
-    src_path = os.path.dirname(os.path.abspath(__file__))
-    sys.path.insert(0, src_path)
-
-
-    metadata = dict(
-        name='slycot',
-        packages=['slycot', 'slycot.tests'],
-        cmake_languages=('C', 'Fortran'),
-        use_scm_version=True,
-        maintainer="Slycot developers",
-        maintainer_email="[email protected]",
-        description=DOCLINES[0],
-        long_description=open('README.rst').read(),
-        url='https://github.com/python-control/Slycot',
-        author='Enrico Avventi et al.',
-        license='GPL-2.0',
-        classifiers=[_f for _f in CLASSIFIERS.split('\n') if _f],
-        platforms=["Windows", "Linux", "Solaris", "Mac OS-X", "Unix"],
-        cmdclass={"sdist": sdist_checked},
-        zip_safe=False,
-        install_requires=["numpy"],
-        python_requires=">=3.7"
-    )
-
-    try:
-        setup(**metadata)
-    finally:
-        del sys.path[0]
-
-
-if __name__ == '__main__':
-    setup_package()
+# These need to stay in setup.py
+# https://scikit-build.readthedocs.io/en/latest/usage.html#setuptools-options
+setup(     
+    packages=['slycot', 'slycot.tests'],
+    cmdclass={'sdist': sdist_checked},
+    cmake_languages=('C', 'Fortran'),
+    use_scm_version = True,
+)