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setup.py
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setup.py
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import sys
import os
import tempfile
from glob import glob
import setuptools
from setuptools import setup, Extension, find_packages
from setuptools.command.build_ext import build_ext
import pybind11
import pkgconfig
VERSION = "0.3.0"
PACKAGE = "yapykaldi"
PACKAGE_DIR = os.path.join('src', 'python')
# As of Python 3.6, CCompiler has a `has_flag` method.
# cf http://bugs.python.org/issue26689
def _has_flag(compiler, flagname):
"""Return a boolean indicating whether a flag name is supported on
the specified compiler.
"""
with tempfile.NamedTemporaryFile('w', suffix='.cpp') as f:
f.write('int main (int argc, char **argv) { return 0; }')
try:
compiler.compile([f.name], extra_postargs=[flagname])
except setuptools.distutils.errors.CompileError:
return False
return True
def _cpp_flag(compiler):
"""Return the -std=c++[11/14/17] compiler flag.
The newer version is prefered over c++11 (when it is available).
"""
flags = ['-std=c++17', '-std=c++14', '-std=c++11']
for flag in flags:
if _has_flag(compiler, flag):
return flag
raise RuntimeError('Unsupported compiler -- at least C++11 support '
'is needed!')
class BuildExt(build_ext):
"""A custom build extension for adding compiler-specific options."""
c_opts = {
'msvc': ['/EHsc'],
'unix': [],
}
l_opts = {
'msvc': [],
'unix': [],
}
if sys.platform == 'darwin':
darwin_opts = ['-stdlib=libc++', '-mmacosx-version-min=10.7']
c_opts['unix'] += darwin_opts
l_opts['unix'] += darwin_opts
def build_extensions(self):
ct = self.compiler.compiler_type
opts = self.c_opts.get(ct, [])
link_opts = self.l_opts.get(ct, [])
if ct == 'unix':
opts.append('-DVERSION_INFO="%s"' % self.distribution.get_version())
opts.append(_cpp_flag(self.compiler))
if _has_flag(self.compiler, '-fvisibility=hidden'):
opts.append('-fvisibility=hidden')
elif ct == 'msvc':
opts.append('/DVERSION_INFO=\\"%s\\"' % self.distribution.get_version())
for ext in self.extensions:
ext.extra_compile_args = opts
ext.extra_link_args = link_opts
build_ext.build_extensions(self)
def _find_dependencies(pkg):
result_dict = pkgconfig.parse(pkg)
result_dict['runtime_library_dirs'] = result_dict['library_dirs']
return result_dict
def _generate_ext(ext_pkgs):
_ext_modules = []
_cmdclass = {}
_cmdclass.update({'build_ext': build_ext})
ext_root = os.path.join('src', 'cpp')
ext_src = os.path.join(ext_root, 'src')
ext_include = os.path.join(ext_root, 'include')
# Get all .cpp source files
sources = glob(os.path.join(ext_src, '*'))
sources = [os.path.join(ext_root, 'python_extensions.cpp')] + sources
ext_dependencies = _find_dependencies(pkg=ext_pkgs)
ext_dependencies.setdefault('include_dirs', []).append(ext_include)
ext_dependencies.setdefault('include_dirs', []).append(pybind11.get_include())
ext_dependencies.setdefault('include_dirs', []).append(pybind11.get_include(True))
ext_name = "{}._Extensions".format(PACKAGE)
_ext_modules = [
Extension(ext_name,
sources,
language="c++",
extra_compile_args=[
'-Wall', '-pthread', '-std=c++11',
'-DKALDI_DOUBLEPRECISION=0', '-Wno-sign-compare',
'-Wno-unused-local-typedefs', '-Winit-self',
'-DHAVE_EXECINFO_H=1', '-DHAVE_CXXABI_H', '-DHAVE_ATLAS',
'-g'
],
**ext_dependencies)
]
return _ext_modules, _cmdclass
def _create_version_file(vfdir):
vfpath = os.path.join(vfdir, 'version.py')
with open(vfpath, 'w') as vfh:
vfh.write("__version__ = '{}'\n".format(VERSION))
# Create version files
cwd = os.path.dirname(os.path.abspath(__file__))
version_file_dir = os.path.join(cwd, PACKAGE_DIR, PACKAGE)
_create_version_file(version_file_dir)
# Get long description
with open('README.md', 'r') as f:
long_description = f.read()
# Get extension module configurations and build commands
ext_modules, cmdclass = _generate_ext(ext_pkgs='kaldi')
setup(
name=PACKAGE,
version=VERSION,
packages=find_packages(PACKAGE_DIR),
package_dir={'': PACKAGE_DIR},
install_requires=[
'numpy',
'pybind11',
'setuptools',
'pkgconfig',
'pyaudio',
'future',
],
zip_safe=True,
author='Arpit Aggarwal',
author_email='ar13pit@gmail.com',
maintainer='Arpit Aggarwal',
maintainer_email='ar13pit@gmail.com',
url='https://github.com/tue-robotics/yapykaldi',
description='Yet Another Python interface to Kaldi Speech Recognition Toolkit',
long_description=long_description,
license='MIT',
cmdclass=cmdclass,
ext_modules=ext_modules,
classifiers=[
'Operating System :: POSIX :: Linux',
'License :: OSI Approved :: MIT License',
'Programming Language :: Python :: 2',
'Programming Language :: Python :: 2.7',
'Programming Language :: Python :: 3',
'Programming Language :: Python :: 3.6',
'Programming Language :: C++',
'Intended Audience :: Developers',
'Topic :: Software Development :: Libraries :: Python Modules',
'Topic :: Multimedia :: Sound/Audio :: Speech'
],
keywords='python kaldi asr',
include_package_data=True,
)