code: def test_experiment_run():
      experiment = _create_experiment(5)
      experiment.run()
      experiment.stop()
  
file_path: nni/test/ut/experiment/test_experiment.py
imports: import time
  import sys
  from pathlib import Path
  from nni.experiment import Experiment
label_desc: Use image node_id 2 for calling a global function with example usage: test_experiment_run() without return types