setup_build_ext.py

#!/usr/bin/env python3
from setuptools import setup
# from setuptools.extension import Extension

import sys
from glob import glob

from Cython.Build import cythonize
import Cython.Distutils

setup(
    name='mymodule',
    version='1.0',
    description='mymodule package',
    install_requires=[
        'numpy'
    ],
    ext_modules = [Cython.Distutils.Extension('*', ['mymodule/*.py'])],
    cmdclass={'build_ext': Cython.Distutils.build_ext},
)