setup.py

import glob

from setuptools import setup
from setuptools.extension import Extension
from setuptools.command import build_ext


ext = Extension("pymangle._mangle", ["pymangle/_mangle.c",
                                     "pymangle/mangle.c",
                                     "pymangle/cap.c",
                                     "pymangle/polygon.c",
                                     "pymangle/pixel.c",
                                     "pymangle/point.c",
                                     "pymangle/stack.c",
                                     "pymangle/rand.c"])


class BuildExt(build_ext.build_ext):
    '''Custom build_ext command to hide the numpy import
    Inspired by http://stackoverflow.com/a/21621689/1860757'''
    def finalize_options(self):
        '''add numpy includes to the include dirs'''
        build_ext.build_ext.finalize_options(self)
        import numpy as np
        self.include_dirs.append(np.get_include())
        self.include_dirs.extend(glob.glob("pymangle/*h"))


exec(open('pymangle/version.py').read())

description = "A python code to read and work with Mangle masks."

with open('README.md') as fobj:
    long_description = fobj.read()

setup(name="pymangle",
      packages=['pymangle'],
      description=description,
      long_description=long_description,
      long_description_content_type='text/markdown',
      version=__version__,
      license="GPL",
      install_requires=['numpy'],
      ext_modules=[ext],
      setup_requires=['numpy'],
      cmdclass={'build_ext': BuildExt},
      include_package_data=True,
      )