code: def __init__(
      self,
      adder1: DeploymentHandle,
      adder2: DeploymentHandle,
      combiner: DeploymentHandle,
  ):
      self._adder1 = adder1
      self._adder2 = adder2
      self._combiner = combiner
  
file_path: ray/doc/source/serve/doc_code/quickstart_composed.py
imports: import requests
  import starlette
  from typing import Dict
  from ray import serve
  from ray.serve.handle import DeploymentHandle
label_desc: Use image node_id 1 to create a new Ingress object  with example: obj = Ingress(adder1, adder2, combiner)