code: def fixture_model(cfg, tokenizer):
      return load_model(cfg, tokenizer)
  
file_path: axolotl/tests/core/test_trainer_builder.py
imports: import pytest
  from axolotl.core.trainer_builder import HFDPOTrainerBuilder
  from axolotl.utils.dict import DictDefault
  from axolotl.utils.models import load_model, load_tokenizer
label_desc: Use image node_id 3 for calling a global function with example usage: fixture_model(cfg, tokenizer) and returns: load_model