code: def __init__(self):
      self.model = resnet50(pretrained=True).eval().half().cuda()
  
file_path: ray/release/nightly_tests/dataset/inference.py
imports: import json
  import os
  import time
  from typing import Any, Dict
  import numpy
  import torch
  from torchvision import transforms
  from torchvision.models import resnet50
  import ray
label_desc: Use image node_id 1 to create a new ImageClassifier object  with example: obj = ImageClassifier()