code: def hybrid_inference(rank, world_size, port, args):
      colossalai.launch(
          config={},
          rank=rank,
          world_size=world_size,
          host="localhost",
          port=port,
          backend="nccl",
      )
      benchmark_inference(args)
  
file_path: colossalai/examples/inference/benchmark_llama.py
imports: import argparse
  import time
  import torch
  import torch.distributed
  import transformers
  import colossalai
  import colossalai.utils.device
  from colossalai.inference import InferenceEngine
  from colossalai.testing import clear_cache_before_run, rerun_if_address_is_in_use, spawn
  from colossalai.utils.device import get_current_device
label_desc: Use image node_id 4 for calling a global function with example usage: hybrid_inference(rank, world_size, port, args) without return types