grpc/tools/distrib/python/grpcio_tools/setup.py

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from distutils import extension
import os
import os.path
import sys

import setuptools
from setuptools.command import build_ext

# TODO(atash) add flag to disable Cython use

os.chdir(os.path.dirname(os.path.abspath(__file__)))
sys.path.insert(0, os.path.abspath('.'))

import protoc_lib_deps

def protoc_ext_module():
  plugin_sources = [
      'grpc/protoc/main.cc',
      'grpc_root/src/compiler/python_generator.cc'] + [
      os.path.join('third_party/protobuf/src', cc_file)
      for cc_file in protoc_lib_deps.CC_FILES]
  plugin_ext = extension.Extension(
      name='grpc.protoc.protoc_compiler',
      sources=['grpc/protoc/protoc_compiler.pyx'] + plugin_sources,
      include_dirs=[
          '.',
          'grpc_root',
          'grpc_root/include',
          'third_party/protobuf/src',
      ],
      language='c++',
      define_macros=[('HAVE_PTHREAD', 1)],
      extra_compile_args=['-lpthread', '-frtti', '-std=c++11'],
  )
  return plugin_ext

def maybe_cythonize(exts):
  from Cython import Build
  return Build.cythonize(exts)

setuptools.setup(
  name='grpcio_tools',
  version='0.14.0rc1',
  license='',
  ext_modules=maybe_cythonize([
      protoc_ext_module(),
  ]),
  packages=setuptools.find_packages('.'),
  namespace_packages=['grpc'],
  install_requires=[
    'protobuf>=3.0.0a3',
  ],
)