code: def detect(self, image_url: str):
      result_im = self.model(image_url)
      return Image.fromarray(result_im.render()[0].astype(np.uint8))
  
file_path: ray/doc/source/serve/doc_code/object_detection.py
imports: import torch
  from PIL import Image
  import numpy
  from io import BytesIO
  from fastapi.responses import Response
  from fastapi import FastAPI
  from ray import serve
  from ray.serve.handle import DeploymentHandle
label_desc: Use image node_id 2 for calling the ObjectDetection obj's underlying member method code with example usage: obj.detect(image_url) and returns: Image