code: def __init__(self, llm):
      self.llm = llm.options(stream=True)
  
file_path: ray/python/ray/tests/chaos/streaming_llm.py
imports: import asyncio
  import logging
  import requests
  import argparse
  from fastapi import FastAPI
  from starlette.responses import StreamingResponse
  import ray
  from ray import serve
label_desc: Use image node_id 1 to create a new Textbot object  with example: obj = Textbot(llm)