code: def _mk_inheritable(fd):
      os.set_inheritable(fd, True)
      return fd
  
file_path: catboost/contrib/python/joblib/joblib/externals/loky/backend/_posix_reduction.py
imports: import os
  import socket
  import _socket
  from multiprocessing.connection import Connection
  from multiprocessing.context import get_spawning_popen
  from .reduction import register
label_desc: Use image node_id 1 for calling a global function with example usage: _mk_inheritable(fd) and returns: fd