docstr: See :class:`setuptools.commands.build.SubCommand`
docstr_tok: ["See",":","class",":","`","setuptools.commands.build.SubCommand","`"]
code: def get_output_mapping(self) -> Dict[str, str]:
      """See :class:`setuptools.commands.build.SubCommand`"""
      mapping = self._get_output_mapping()
      return dict(sorted(mapping, key=lambda x: x[0]))
  
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 16 for calling the build_ext obj's underlying member method code with example usage: obj.get_output_mapping() and returns: dict