code: def get_int_from_env(env_keys, default):
      """Returns the first positive env value found in the `env_keys` list or the default."""
      for e in env_keys:
          val = int(os.environ.get(e, -1))
          if val >= 0:
              return val
      return int(default)
  
file_path: BigDL/python/llm/example/GPU/Deepspeed-AutoTP/deepspeed_autotp.py
imports: import os
  import torch
  import transformers
  import deepspeed
  from bigdl.llm import optimize_model
  import torch
  import time
  import argparse
  from transformers import AutoModelForCausalLM
  from transformers import LlamaTokenizer, AutoTokenizer
  from deepspeed.accelerator.cpu_accelerator import CPU_Accelerator
  from deepspeed.accelerator import set_accelerator, get_accelerator
  from intel_extension_for_deepspeed import XPU_Accelerator
label_desc: Use image node_id 1 for calling a global function with example usage: get_int_from_env(env_keys, default) and returns: int, val