code: def _compile_and_remove_stub(self, stub_file: str):
      from distutils.util import byte_compile
  
      byte_compile(
          [stub_file], optimize=0, force=True, dry_run=self.dry_run
      )
      optimize = self.get_finalized_command("install_lib").optimize
      if optimize > 0:
          byte_compile(
              [stub_file],
              optimize=optimize,
              force=True,
              dry_run=self.dry_run,
          )
      if os.path.exists(stub_file) and not self.dry_run:
          os.unlink(stub_file)
  
imports: import os
  import sys
  import itertools
  from importlib.machinery import EXTENSION_SUFFIXES
  from importlib.util import cache_from_source
  from typing import Dict, Iterator, List, Tuple
  from pathlib import Path
  from distutils.command.build_ext import build_ext
  from distutils.ccompiler import new_compiler
  from distutils.sysconfig import customize_compiler, get_config_var
  from distutils import log
  from setuptools.errors import BaseError
  from setuptools.extension import Extension, Library
  from distutils.sysconfig import _config_vars
label_desc: Use image node_id 21 for calling the build_ext obj's underlying member method code with example usage: obj._compile_and_remove_stub(stub_file) without return types