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import os
import re
import sys
import platform
import subprocess
import versioneer
from setuptools import setup, find_packages, Extension
from setuptools.command.build_ext import build_ext
from distutils.version import LooseVersion
class CMakeExtension(Extension):
def __init__(self, name, sourcedir=''):
Extension.__init__(self, name, sources=[])
self.sourcedir = os.path.abspath(sourcedir)
class CMakeBuild(build_ext):
def run(self):
try:
out = subprocess.check_output(['cmake', '--version'])
except OSError:
raise RuntimeError("CMake must be installed to build the following extensions: " + ", ".join(
e.name for e in self.extensions))
if platform.system() == "Windows":
cmake_version = LooseVersion(re.search(r'version\s*([\d.]+)', out.decode()).group(1))
if cmake_version < '3.1.0':
raise RuntimeError("CMake >= 3.1.0 is required on Windows")
for ext in self.extensions:
self.build_extension(ext)
def build_extension(self, ext):
global cmake_args
bypass_install = cmake_args.pop('-DBYPASS_INSTALL')
internal_cmake_args = ['-DPYTHON_EXECUTABLE=' + sys.executable]
internal_cmake_args += [k + "=" + v for k, v in cmake_args.items() if v]
cfg = 'Debug' if self.debug else 'Release'
build_args = ['--config', cfg]
if platform.system() == "Windows":
if sys.maxsize > 2**32:
cmake_args += ['-A', 'x64']
build_args += ['--', '/m']
else:
internal_cmake_args += ['-DCMAKE_BUILD_TYPE=' + cfg]
build_args += ['--', '-j2']
env = os.environ.copy()
env['CXXFLAGS'] = '{} -DVERSION_INFO=\\"{}\\"'.format(env.get('CXXFLAGS', ''), self.distribution.get_version())
if not os.path.exists(self.build_temp):
os.makedirs(self.build_temp)
subprocess.check_call(['cmake', ext.sourcedir] + internal_cmake_args, cwd=self.build_temp, env=env)
subprocess.check_call(['cmake', '--build', '.'] + build_args, cwd=self.build_temp)
if __name__ == "__main__":
# Valid CMake args
valid_args = {
'-DCMAKE_BUILD_TYPE': 'Release',
'-DENABLE_XHOST': 'ON',
'-DMAX_AM': '6',
'-DCMAKE_C_FLAGS': False,
'-DCMAKE_C_COMPILER': False,
'-DCMAKE_PREFIX_PATH': False,
'-DNATIVE_PYTHON_INSTALL_WITH_LIB': 'OFF',
'-DBYPASS_INSTALL': False,
}
invalid_args = {
'-DBUILD_SHARED_LIBS': 'ON',
'-DENABLE_GENERIC': 'OFF',
'-DBUILD_FPIC': 'ON',
'-DINSTALL_PYMOD': 'ON',
'-DNATIVE_PYTHON_INSTALL': 'ON'
}
cmake_args = valid_args.copy()
cmake_args.update(invalid_args)
# Parse out CMake args
setup_args = []
for arg in sys.argv:
if not arg.startswith("-D"):
setup_args.append(arg)
continue
split_arg = [x.strip() for x in arg.split('=')]
if len(split_arg) != 2:
raise KeyError("CMake argument %s not understood." % arg)
key, value = split_arg
if key not in cmake_args:
raise KeyError("CMake argument %s not understood." % arg)
if key in invalid_args:
raise KeyError("CMake argument %s cannot be changed with Python builds." % key)
cmake_args[key] = value
sys.argv = setup_args
# Build full cmdclass
cmdclass = versioneer.get_cmdclass()
cmdclass["build_ext"] = CMakeBuild
setup(
name='gau2grid',
version=versioneer.get_version(),
description='Fast computation of a gaussian and its derivative on a grid.',
author='Daniel G. A. Smith',
author_email='dgasmith@icloud.com',
url="https://github.com/dgasmith/gau2grid",
license='BSD-3C',
packages=find_packages(),
include_package_data=True,
ext_modules=[CMakeExtension('gau2grid.gg')],
cmdclass=cmdclass,
install_requires=[
'numpy>=1.7',
],
extras_require={
'docs': [
'sphinx==1.2.3', # autodoc was broken in 1.3.1
'sphinxcontrib-napoleon',
'sphinx_rtd_theme',
'numpydoc',
],
'tests': [
'pytest',
'pytest-cov',
],
},
tests_require=[
'pytest',
'pytest-cov',
],
classifiers=[
'Development Status :: 4 - Beta',
'Intended Audience :: Science/Research',
'Programming Language :: Python :: 2.7',
'Programming Language :: Python :: 3',
],
zip_safe=False,
)
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