code: def _find_host_compiler_path(self) -> Optional[str]:
      # c.f. cupy.cuda.compiler._get_extra_path_for_msvc
      cl_exe = shutil.which("cl.exe")
      if cl_exe:
          # The compiler is already on PATH, no extra path needed.
          return None
  
      vctools: List[str] = setuptools.msvc.EnvironmentInfo(
          platform.machine()
      ).VCTools
      for path in vctools:
          cl_exe = os.path.join(path, "cl.exe")
          if os.path.exists(cl_exe):
              return path
      print(f"Warning: cl.exe could not be found in {vctools}")
      return None
  
imports: import distutils.ccompiler
  import os
  import os.path
  import platform
  import shutil
  import sys
  import subprocess
  from typing import Any, Optional, List
  import setuptools
  import setuptools.msvc
  from setuptools import Extension
  from cupy_builder._context import Context
  import cupy_builder.install_build
label_desc: Use image node_id 2 for calling the DeviceCompilerWin32 obj's underlying member method code with example usage: obj._find_host_compiler_path() and returns: None, None, path