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#!/usr/bin/env python
# coding: utf-8
import os
import sys
from glob import glob
from distutils.command.sdist import sdist
from setuptools import setup, Extension
from distutils.command.build_ext import build_ext
class NoCython(Exception):
pass
try:
import Cython.Compiler.Main as cython_compiler
have_cython = True
except ImportError:
have_cython = False
def cythonize(src):
sys.stderr.write("cythonize: %r\n" % (src,))
cython_compiler.compile([src], cplus=True, emit_linenums=True)
def ensure_source(src):
pyx = os.path.splitext(src)[0] + '.pyx'
if not os.path.exists(src):
if not have_cython:
raise NoCython
cythonize(pyx)
elif (os.path.exists(pyx) and
os.stat(src).st_mtime < os.stat(pyx).st_mtime and
have_cython):
cythonize(pyx)
return src
class BuildExt(build_ext):
def build_extension(self, ext):
try:
ext.sources = list(map(ensure_source, ext.sources))
except NoCython:
print("WARNING")
print("Cython is required for building extension from checkout.")
print("Install Cython >= 0.16 or install msgpack from PyPI.")
print("Falling back to pure Python implementation.")
return
try:
return build_ext.build_extension(self, ext)
except Exception as e:
print("WARNING: Failed to compile extensiom modules.")
print("msgpack uses fallback pure python implementation.")
print(e)
exec(open('msgpack/_version.py').read())
version_str = '.'.join(str(x) for x in version[:3])
if len(version) > 3 and version[3] != 'final':
version_str += version[3]
# take care of extension modules.
if have_cython:
class Sdist(sdist):
def __init__(self, *args, **kwargs):
for src in glob('msgpack/*.pyx'):
cythonize(src)
sdist.__init__(self, *args, **kwargs)
else:
Sdist = sdist
libraries = []
if sys.platform == 'win32':
libraries.append('ws2_32')
if sys.byteorder == 'big':
macros = [('__BIG_ENDIAN__', '1')]
else:
macros = [('__LITTLE_ENDIAN__', '1')]
ext_modules = []
if not hasattr(sys, 'pypy_version_info'):
ext_modules.append(Extension('msgpack._packer',
sources=['msgpack/_packer.cpp'],
libraries=libraries,
include_dirs=['.'],
define_macros=macros,
))
ext_modules.append(Extension('msgpack._unpacker',
sources=['msgpack/_unpacker.cpp'],
libraries=libraries,
include_dirs=['.'],
define_macros=macros,
))
del libraries, macros
desc = 'MessagePack (de)serializer.'
f = open('README.rst')
long_desc = f.read()
f.close()
del f
setup(name='msgpack-python',
author='INADA Naoki',
author_email='songofacandy@gmail.com',
version=version_str,
cmdclass={'build_ext': BuildExt, 'sdist': Sdist},
ext_modules=ext_modules,
packages=['msgpack'],
description=desc,
long_description=long_desc,
url='http://msgpack.org/',
download_url='http://pypi.python.org/pypi/msgpack/',
classifiers=[
'Programming Language :: Python :: 2',
'Programming Language :: Python :: 3',
'Intended Audience :: Developers',
'License :: OSI Approved :: Apache Software License',
]
)
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