code: def _is_nonexistent_path(result):
      return (
          result.get("action") == "get"
          and result.get("status") == "impossible"
          and result.get("message") == "path does not exist"
      )
  
imports: import json
  import logging
  import os
  import os.path
  import warnings
  from argparse import REMAINDER
  from pathlib import Path
  from tempfile import mkdtemp
  import datalad
  import datalad.support.ansi_colors
  from datalad.config import anything2bool
  from datalad.core.local.save import Save
  from datalad.core.local.status import Status
  from datalad.distribution.dataset import Dataset, EnsureDataset, datasetmethod, require_dataset
  from datalad.distribution.get import Get
  from datalad.distribution.install import Install
  from datalad.interface.base import Interface, build_doc, eval_results
  from datalad.interface.common_opts import jobs_opt, save_message_opt
  from datalad.interface.results import get_status_dict
  from datalad.interface.utils import generic_result_renderer
  from datalad.local.unlock import Unlock
  from datalad.support.constraints import EnsureBool, EnsureChoice, EnsureNone
  from datalad.support.exceptions import CapturedException, CommandError
  from datalad.support.globbedpaths import GlobbedPaths
  from datalad.support.json_py import dump2stream
  from datalad.support.param import Parameter
  from datalad.ui import ui
  from datalad.utils import SequenceFormatter, chpwd, ensure_list, ensure_unicode, get_dataset_root, getpwd, join_cmdline, quote_cmdlinearg
label_desc: Use image node_id 5 for calling a global function with example usage: _is_nonexistent_path(result) and returns: unknown