code: def stop_at_first(smbo, run_info, result, time_left) -> bool:
      """Used in some cases to enforce the only valid model is the dummy model"""
      return False
  
imports: from __future__ import annotations
  from typing import Callable, Tuple
  from pathlib import Path
  import numpy
  import sklearn.model_selection
  import autosklearn.metrics
  from autosklearn.automl import AutoMLClassifier, AutoMLRegressor
  from autosklearn.automl_common.common.utils.backend import Backend
  from autosklearn.evaluation.abstract_evaluator import MyDummyClassifier, MyDummyRegressor
  from pytest_cases import case, parametrize
  from test.fixtures.backend import copy_backend
  from test.fixtures.caching import Cache
label_desc: Use image node_id 1 for calling a global function with example usage: stop_at_first(smbo, run_info, result, time_left) and returns: False