code: def run(self, path):
      assert path.exists()
  
file_path: pytorch-lightning/tests/integrations_app/apps/idle_timeout/app.py
imports: import pathlib
  from lightning.app import CloudCompute, LightningApp, LightningFlow, LightningWork
  from lightning.app.storage.path import _artifacts_path, _filesystem
  from lightning.app.utilities.enum import WorkStageStatus
label_desc: Use image node_id 1 for calling the DestinationWork obj's underlying member method code with example usage: obj.run(path) without return types