code: def run(self):
      if not hasattr(self, "work_d"):
          self.work_d = Work()
  
      for work in self.works():
          work.run()
  
file_path: pytorch-lightning/examples/app/works_on_default_machine/app_v2.py
imports: from fastapi import FastAPI
  from fastapi.middleware.cors import CORSMiddleware
  from lightning import CloudCompute, LightningApp, LightningFlow, LightningWork
  from uvicorn import run
label_desc: Use image node_id 2 for calling the Flow obj's underlying member method code with example usage: obj.run() without return types