text: import setuptools
  import platform
  
  from distutils.command.build_ext import build_ext
  
  with open("README.md", "r") as fh:
      long_description = fh.read()
  
  # Adapted from https://github.com/pybind/python_example/blob/master/setup.py
  class get_pybind_include(object):
      """Helper class to determine the pybind11 include path
      The purpose of this class is to postpone importing pybind11
      until it is actually installed, so that the ``get_include()``
      method can be invoked. """
  
      def __init__(self, user=False, pep517=False):
          self.user = user
          self.pep517 = pep517
  
      def __str__(self):
          import os
          import pybind11
  
          interpreter_include_path = pybind11.get_include(self.user)
  
          if self.pep517:
              # When pybind11 is installed permanently in site packages, the headers
              # will be in the interpreter include path above. PEP 517 provides an
              # experimental feature for build system dependencies. When installing
              # a package from a source distribvution, first its build dependencies
              # are installed in a temporary location. pybind11 does not return the
              # correct path for this condition, so we glom together a second path,
              # and ultimately specify them _both_ in the include search path.
              # https://github.com/pybind/pybind11/issues/1067
              return os.path.abspath(
                  os.path.join(
                      os.path.dirname(pybind11.__file__),
                      "..",
                      "..",
                      "..",
                      "..",
                      "include",
                      os.path.basename(interpreter_include_path),
                  )
              )
          else:
              return interpreter_include_path
  
  
  # unix = default compiler name?
  copt = {"unix": ["-std=c++11"], "gcc": ["-std=c++11"], "clang": ["std=c++11"]}
  # TODO: set C++ version for msvc? {'msvc': ["/std:c++14"] }
  
  # ext_compile_args = ["-std=c++11"]
  # ext_link_args = []
  
  # https://stackoverflow.com/questions/724664/python-distutils-how-to-get-a-compiler-that-is-going-to-be-used
  class build_ext_subclass(build_ext):
      def build_extensions(self):
          c = self.compiler.compiler_type
          if c in copt:
              for e in self.extensions:
                  e.extra_compile_args = copt[c]
  
          # if lopt.has_key(c):
          #    for e in self.extensions:
          #        e.extra_link_args = lopt[ c ]
          build_ext.build_extensions(self)
  
  
  # Developer option
  #
  # if platform.system() == "Darwin":
  #    # XCode10 or later does not support libstdc++, so we need to use libc++.
  #    # macosx-version 10.6 does not support libc++, so we require min macosx version 10.9.
  #    ext_compile_args.append("-stdlib=libc++")
  #    ext_compile_args.append("-mmacosx-version-min=10.9")
  #    ext_link_args.append("-stdlib=libc++")
  #    ext_link_args.append("-mmacosx-version-min=10.9")
  
  # `tiny_obj_loader.cc` contains implementation of tiny_obj_loader.
  m = setuptools.Extension(
      "tinyobjloader",
      # extra_compile_args=ext_compile_args,
      # extra_link_args=ext_link_args,
      sources=["bindings.cc", "tiny_obj_loader.cc"],
      include_dirs=[
          # Support `build_ext` finding tinyobjloader (without first running
          # `sdist`).
          "..",
          # Support `build_ext` finding pybind 11 (provided it's permanently
          # installed).
          get_pybind_include(),
          get_pybind_include(user=True),
          # Support building from a source distribution finding pybind11 from
          # a PEP 517 temporary install.
          get_pybind_include(pep517=True),
      ],
      language="c++",
  )
  
  
  setuptools.setup(
      name="tinyobjloader",
      version="2.0.0rc9",
      description="Tiny but powerful Wavefront OBJ loader",
      long_description=long_description,
      long_description_content_type="text/markdown",
      author="Syoyo Fujita",
      author_email="syoyo@lighttransport.com",
      url="https://github.com/tinyobjloader/tinyobjloader",
      project_urls={
          "Issue Tracker": "https://github.com/tinyobjloader/tinyobjloader/issues",
      },
      classifiers=[
          "Development Status :: 5 - Production/Stable",
          "Intended Audience :: Developers",
          "Intended Audience :: Science/Research",
          "Intended Audience :: Manufacturing",
          "Topic :: Artistic Software",
          "Topic :: Multimedia :: Graphics :: 3D Modeling",
          "Topic :: Scientific/Engineering :: Visualization",
          "License :: OSI Approved :: MIT License",
          "License :: OSI Approved :: ISC License (ISCL)",
          "Operating System :: OS Independent",
          "Programming Language :: Python :: 3",
      ],
      packages=setuptools.find_packages(),
      ext_modules=[m],
      cmdclass={"build_ext": build_ext_subclass},
  )
  