code: def stream_chat_completions(body: dict):
      for resp in chat_completion_action(body, stream_output=True):
          yield resp
  
imports: import ast
  import os
  import time
  import uuid
  from collections import deque
  from log import logger
label_desc: Use image node_id 11 for calling a global function with example usage: stream_chat_completions(body) without return types