code: def get_abi3_suffix():
      """Return the file extension for an abi3-compliant Extension()"""
      for suffix in EXTENSION_SUFFIXES:
          if ".abi3" in suffix:  # Unix
              return suffix
          elif suffix == ".pyd":  # Windows
              return suffix
  
imports: import os
  import sys
  import itertools
  from distutils.command.build_ext import build_ext
  from distutils.file_util import copy_file
  from distutils.ccompiler import new_compiler
  from distutils.sysconfig import customize_compiler, get_config_var
  from distutils.errors import DistutilsError
  from distutils import log
  from setuptools.extension import Library
  from setuptools.extern import six
  from distutils.sysconfig import _config_vars
label_desc: Use image node_id 2 for calling a global function with example usage: get_abi3_suffix() and returns: suffix, suffix