text: from distutils.core import Extension, setup
  
  from Cython.Build import cythonize
  
  if __name__ == "__main__":
  
      setup(
          name="ETL Cython extension",
          ext_modules=cythonize(
              [
                  Extension(
                      "impl_cython.cython_python_ext",
                      sources=["impl_cython/cython_python_ext.pyx"],
                      include_dirs=[],
                      language="c++",
                  )
              ],
              compiler_directives={"language_level": "3"},
              annotate=True,
          ),
      )
  