code: def get_4bit_config():
      return BitsAndBytesConfig(
          load_in_4bit=True,
          load_in_8bit=False,
          llm_int8_threshold=6.0,
          llm_int8_has_fp16_weight=False,
          bnb_4bit_compute_dtype=torch.float16,
          bnb_4bit_use_double_quant=True,
          bnb_4bit_quant_type="nf4",
      )
  
file_path: bitsandbytes/tests/test_generation.py
imports: import pytest
  import torch
  import math
  from itertools import product
  import transformers
  from transformers import AutoConfig, AutoModelForCausalLM, AutoTokenizer, BitsAndBytesConfig, GenerationConfig, set_seed
label_desc: Use image node_id 1 for calling a global function with example usage: get_4bit_config() and returns: BitsAndBytesConfig