code: def get_default_ca_certs():
      
      # pylint: disable=protected-access
      if not hasattr(get_default_ca_certs, '_path'):
          for path in get_default_ca_cert_paths():
              if os.path.exists(path):
                  get_default_ca_certs._path = path
                  break
          else:
              get_default_ca_certs._path = None
      return get_default_ca_certs._path
docs: Try to find out system path with ca certificates. This path is cached and
      returned. If no path is found out, None is returned.