code: def build_extensions(self):
      extra_compile_args = self.extensions[0].extra_compile_args
      if "clang" in self.compiler.compiler[0]:
          extra_compile_args.append("-std=c++1z")
      else:
          extra_compile_args.append("-std=c++0x")
      build_ext.build_extensions(self)
  
file_path: pyfasttext/setup.py
imports: from setuptools import setup, Extension
  from setuptools.command.build_ext import build_ext
  from Cython.Build import cythonize
  from glob import glob
  from os.path import join
  from subprocess import call
  import os
  import sys
label_desc: Use image node_id 1 for calling the BuildExt obj's underlying member method code with example usage: obj.build_extensions() without return types