setup.py

# setup.py
import setuptools
import distutils
from distutils.core import setup, Extension
import os

print("* To update the wrapper, use swig -python -c++ -o alt_bn128_wrap.cpp libsnark.i")
os.system("swig -python -c++ -o alt_bn128_wrap.cpp libsnark.i")

# cannot use .i file below because distutils doesn't understand c++ wrappers
# USE_ASM breaks stuff on mac os
# , extra_link_args=['-static'] on macos makes sense?

setup(name = "python-libsnark",
      version = "0.3.3",
      description='Python bindings for a restricted subset of libsnark',
      author='Meilof Veeningen',
      author_email='meilof@gmail.com',
      license='MIT',
      url='https://github.com/meilof/python-libsnark',
      packages = ["libsnark"],
      package_dir = {"libsnark": "."},
      ext_modules = [Extension("libsnark._alt_bn128", ["alt_bn128_wrap.cpp"], extra_compile_args=["-std=c++14", "-Wno-sign-compare", "-Wno-delete-non-virtual-dtor", "-Wno-unused-variable", "-DCURVE_ALT_BN128", "-DBN_SUPPORT_SNARK=1", "-DMONTGOMERY_OUTPUT", "-DNO_PROCPS", "-I/usr/local/Cellar/openssl@1.1/1.1.1i/include"], libraries=["snark", "ff", "gmpxx", "boost_iostreams"], swig_opts=["-c++"])])