Move setup configuration to pyproject.toml

Related to scipy/scipy#19670

pyproject.toml

@@ -0,0 +1,51 @@
+[project]
+name = "pythran"
+authors = [{name="Serge Guelton", email="serge.guelton@telecom-bretagne.eu"}]
+license = {file = "LICENSE"}
+description = "Ahead of Time compiler for numeric kernels"
+requires-python = ">=3.7"
+classifiers=[
+  'Development Status :: 4 - Beta',
+  'Environment :: Console',
+  'Intended Audience :: Developers',
+  'License :: OSI Approved :: BSD License',
+  'Natural Language :: English',
+  'Operating System :: POSIX :: Linux',
+  'Operating System :: MacOS',
+  'Programming Language :: Python :: 3',
+  'Programming Language :: Python :: Implementation :: CPython',
+  'Programming Language :: C++',
+  'Topic :: Software Development :: Compilers',
+  'Topic :: Software Development :: Code Generators'
+]
+dynamic = ["version", "readme"]
+
+[project.urls]
+Homepage = "https://github.com/serge-sans-paille/pythran"
+Documentation = "https://pythran.readthedocs.io"
+Changelog = "https://pythran.readthedocs.io/en/latest/Changelog.html"
+
+[project.optional-dependencies]
+doc = ["numpy", "nbsphinx", "scipy", "guzzle_sphinx_theme"]
+
+[console_scripts]
+pythran = "pythran.run:run"
+pythran-config = "pythran.config:run"
+
+[build-system]
+requires = [
+    "ply>=3.4",
+    "setuptools",
+    "gast~=0.5.0",
+    "numpy",
+    "beniget~=0.4.0",
+]
+build-backend = "setuptools.build_meta"
+
+[tool.setuptools]
+packages = ['pythran', 'omp']
+
+[tool.setuptools.dynamic]
+version = {attr = "pythran.version.__version__"}
+description = {file = "pythran.version.__descr__"}
+readme = {file = ["README.rst"]}

pythran/version.py

@@ -1,3 +1 @@
 __version__ = '0.14.0'
-__url__ = 'https://github.com/serge-sans-paille/pythran'
-__descr__ = 'Ahead of Time compiler for numeric kernels'

setup.py

@@ -1,179 +1,2 @@
-from __future__ import print_function
-
-# Preliminary checks that cannot be done by setuptools
-# like... the setuptools dependency itself!
-try:
-    import setuptools
-except ImportError:
-    print()
-    print("*****************************************************")
-    print("* Setuptools must be installed before running setup *")
-    print("*****************************************************")
-    print()
-    raise
-
-from setuptools.command.build_py import build_py
-from setuptools.command.develop import develop
-
 from setuptools import setup
-
-import logging
-import os
-import shutil
-import sys
-
-# It appears old versions of setuptools are not supported, see
-#   https://github.com/serge-sans-paille/pythran/issues/489
-
-from distutils.version import LooseVersion
-MinimalSetuptoolsVersion = LooseVersion("12.0.5")
-if LooseVersion(setuptools.__version__) < MinimalSetuptoolsVersion:
-    msg = "Setuptools version is {}, but must be at least {}".format(
-        setuptools.__version__,
-        MinimalSetuptoolsVersion)
-    print()
-    print("*" * (len(msg) + 4))
-    print("*", msg, "*")
-    print("*" * (len(msg) + 4))
-    print()
-    raise ImportError("setuptools")
-
-if sys.version_info.major < 3:
-    print()
-    print("****************************************************")
-    print("*        Python 2 has reached end-of-support       *")
-    print("****************************************************")
-    print("*                                                  *")
-    print("* Last Pythran version supporting Python2 is 0.9.5 *")
-    print("*                                                  *")
-    print("****************************************************")
-    print()
-
-
-logger = logging.getLogger("pythran")
-logger.addHandler(logging.StreamHandler())
-
-versionfile = os.path.join('pythran', 'version.py')
-exec(open(versionfile).read())
-
-
-class BuildWithThirdParty(build_py):
-
-    """
-    Set up Pythran dependencies.
-
-    * install boost dependencies
-    * install xsimd dependencies
-    """
-
-    third_parties = 'boost', 'xsimd'
-
-    user_options = build_py.user_options + [
-        ('no-{}'.format(pkg), None, 'Do not distribute {} headers'.format(pkg))
-        for pkg in third_parties
-    ]
-
-    def initialize_options(self):
-        build_py.initialize_options(self)
-        for pkg in BuildWithThirdParty.third_parties:
-            setattr(self, 'no_' + pkg, None)
-
-    def copy_pkg(self, pkg, src_only=False):
-        "Install boost deps from the third_party directory"
-
-        if getattr(self, 'no_' + pkg) is None:
-            print('Copying', pkg, 'dependencies')
-            to_copy = pkg,
-        else:
-            return
-
-        src = os.path.join('third_party', *to_copy)
-
-        # copy to the build tree
-        if not src_only:
-            target = os.path.join(self.build_lib, 'pythran', *to_copy)
-            shutil.rmtree(target, True)
-            shutil.copytree(src, target)
-
-        # copy them to the source tree too, needed for sdist
-        target = os.path.join('pythran', *to_copy)
-        shutil.rmtree(target, True)
-        shutil.copytree(src, target)
-
-    def run(self, *args, **kwargs):
-        # regular build done by parent class
-        build_py.run(self, *args, **kwargs)
-        if not self.dry_run:  # compatibility with the parent options
-            for pkg in BuildWithThirdParty.third_parties:
-                self.copy_pkg(pkg)
-
-
-class DevelopWithThirdParty(develop, BuildWithThirdParty):
-
-    def initialize_options(self):
-        develop.initialize_options(self)
-        BuildWithThirdParty.initialize_options(self)
-
-    def run(self, *args, **kwargs):
-        if not self.dry_run:  # compatibility with the parent options
-            for pkg in BuildWithThirdParty.third_parties:
-                self.copy_pkg(pkg, src_only=True)
-        develop.run(self, *args, **kwargs)
-
-
-# Cannot use glob here, as the files may not be generated yet
-boost_headers = ['boost/' + '*/' * i + '*.hpp' for i in range(1, 20)]
-xsimd_headers = ['xsimd/' + '*/' * i + '*.hpp' for i in range(1, 20)]
-pythonic_headers = ['*/' * i + '*.hpp' for i in range(9)] + ['patch/*']
-
-
-# read longdescr from README
-def longdescr(readme_path):
-    with open(readme_path) as readme:
-        lines = list(readme)
-        start_index = lines.index('What is it?\n')
-        stop_index = lines.index('Installation\n')
-        long_description = "".join(lines[start_index + 2: stop_index])
-        return long_description
-
-
-setup(name='pythran',
-      version=__version__,
-      description=__descr__,
-      long_description=longdescr("README.rst"),
-      author='Serge Guelton',
-      author_email='serge.guelton@telecom-bretagne.eu',
-      url=__url__,
-      packages=['pythran', 'pythran.analyses', 'pythran.transformations',
-                'pythran.optimizations', 'omp', 'pythran/pythonic',
-                'pythran.types'],
-      package_data={'pythran': (['pythran*.cfg']
-                                + boost_headers
-                                + xsimd_headers),
-                    'pythran/pythonic': pythonic_headers},
-      classifiers=[
-          'Development Status :: 4 - Beta',
-          'Environment :: Console',
-          'Intended Audience :: Developers',
-          'License :: OSI Approved :: BSD License',
-          'Natural Language :: English',
-          'Operating System :: POSIX :: Linux',
-          'Operating System :: MacOS',
-          'Programming Language :: Python :: 3',
-          'Programming Language :: Python :: Implementation :: CPython',
-          'Programming Language :: C++',
-          'Topic :: Software Development :: Compilers',
-          'Topic :: Software Development :: Code Generators'
-      ],
-      license="BSD 3-Clause",
-      python_requires='>=3.7',
-      install_requires=open('requirements.txt').read().splitlines(),
-      entry_points={'console_scripts':
-                    ['pythran = pythran.run:run',
-                     'pythran-config = pythran.config:run']},
-      extras_require={
-          'doc': open('docs/requirements.txt').read().splitlines(),
-      },
-      test_suite="pythran.tests.test_cases",
-      cmdclass={'build_py': BuildWithThirdParty,
-                'develop': DevelopWithThirdParty})
+setup()