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setup.py
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setup.py
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# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied. See the License for the
# specific language governing permissions and limitations
# under the License.
# Modified from:
# http://www.benjack.io/2018/02/02/python-cpp-revisited.html
import os
import sys
import sysconfig
import platform
import subprocess
from setuptools import setup, find_packages, Extension
from setuptools.command.build_ext import build_ext
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:
subprocess.check_output(['cmake', '--version'])
except OSError:
raise RuntimeError(
"CMake >= 3.12 must be installed to build the following extensions: " +
", ".join(e.name for e in self.extensions))
for ext in self.extensions:
self.build_extension(ext)
def build_extension(self, ext):
extdir = os.path.abspath(
os.path.dirname(self.get_ext_fullpath(ext.name)))
cmake_args = ['-DCMAKE_LIBRARY_OUTPUT_DIRECTORY=' + extdir]
cmake_args += ['-DWITH_PYTHON=True']
cmake_args += ['-DCMAKE_CXX_STANDARD=11']
# ensure we use a consistent python version
cmake_args += ['-DPython3_EXECUTABLE=' + sys.executable]
cfg = 'Debug' if self.debug else 'Release'
build_args = ['--config', cfg]
if platform.system() == "Windows":
cmake_args += ['-DCMAKE_LIBRARY_OUTPUT_DIRECTORY_{}={}'.format(
cfg.upper(),
extdir)]
if sys.maxsize > 2**32:
cmake_args += ['-T', 'host=x64']
cmake_args += ['-DCMAKE_GENERATOR_PLATFORM=x64']
build_args += ['--', '/m']
else:
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] + cmake_args,
cwd=self.build_temp, env=env)
subprocess.check_call(['cmake', '--build', '.', '--target', 'python'] + build_args,
cwd=self.build_temp, env=env)
print() # add an empty line to pretty print
setup(
name='datasketches',
version='3.5.0.dev0',
author='Apache Software Foundation',
author_email='[email protected]',
description='The Apache DataSketches Library for Python',
license='Apache License 2.0',
url='http://datasketches.apache.org',
long_description=open('python/README.md').read(),
long_description_content_type='text/markdown',
packages=find_packages('python'), # python pacakges only in this dir
package_dir={'':'python'},
# may need to add all source paths for sdist packages w/o MANIFEST.in
ext_modules=[CMakeExtension('datasketches')],
cmdclass={'build_ext': CMakeBuild},
install_requires=['numpy'],
zip_safe=False
)