code: def build_extensions(self):
      customize_compiler_for_nvcc(self.compiler)
      build_ext.build_extensions(self)
  
file_path: insightface/detection/retinaface/rcnn/cython/setup.py
imports: import os
  from os.path import join
  from setuptools import setup
  from distutils.extension import Extension
  from Cython.Distutils import build_ext
  import numpy
label_desc: Use image node_id 1 for calling the custom_build_ext obj's underlying member method code with example usage: obj.build_extensions() without return types