code: def find_ca_bundle():
      """Return an existing CA bundle path, or None"""
      extant_cert_paths = filter(os.path.isfile, cert_paths)
      return (
          get_win_certfile()
          or next(extant_cert_paths, None)
          or _certifi_where()
      )
  
file_path: catboost/contrib/python/setuptools/py2/setuptools/ssl_support.py
imports: import os
  import socket
  import atexit
  import re
  import functools
  from setuptools.extern.six.moves import urllib, http_client, map, filter
  from pkg_resources import ResolutionError, ExtractionError
label_desc: Use image node_id 4 for calling a global function with example usage: find_ca_bundle() and returns: unknown