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# Based on https://github.com/pybind/cmake_example
import os
import re
import sys
import platform
import subprocess
from setuptools import setup, Extension
from setuptools.command.build_ext import build_ext
from distutils.version import LooseVersion
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with open('interface/teqpversion.hpp','w') as fpver:
fpver.write(f'#include <string>\nconst std::string TEQPVERSION = "{VERSION}";')
here = os.path.dirname(os.path.abspath(__file__))
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):
extdir = os.path.abspath(os.path.dirname(self.get_ext_fullpath(ext.name)))
cmake_args = ['-DCMAKE_LIBRARY_OUTPUT_DIRECTORY=' + extdir,
'-DPYTHON_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 += ['-A', '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)
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subprocess.check_call(['cmake', '--build', '.', '--target', 'teqp'] + build_args, cwd=self.build_temp)
init_template = r'''import os
# Bring all entities from the extension module into this namespace
from .teqp import *
def get_datapath():
"""Get the absolute path to the folder containing the root of multi-fluid data"""
return os.path.abspath(os.path.dirname(__file__)+"/fluiddata")
'''
def prepare():
# Package up the fluid data files for the multi-fluid
# model
if os.path.exists('teqp'):
shutil.rmtree('teqp')
os.makedirs('teqp')
shutil.copytree('mycp','teqp/fluiddata')
# Make a temporary MANIFEST.in to avoid polluting the repository
# since it only contains one line
with open('MANIFEST.in','w') as fp:
fp.write('recursive-include teqp *.json')
with open('teqp/__init__.py', 'w') as fp:
fp.write(init_template)
def teardown():
shutil.rmtree('teqp')
os.remove('MANIFEST.in')
try:
prepare()
setup(
name='teqp',
version=VERSION,
author='Ian Bell and friends',
author_email='ian.bell@nist.gov',
description='Templated EQuation of state Package',
long_description='',
ext_modules=[CMakeExtension('teqp.teqp')], # teqp.teqp is the extension module that lives inside the teqp package
packages=['teqp'],
include_package_data=True,
cmdclass=dict(build_ext=CMakeBuild),
zip_safe=False,
)
finally:
teardown()