code: def model(setup):
      return setup[0]
  
file_path: MatchZoo/tests/unit_test/models/test_models.py
imports: import pytest
  import copy
  from pathlib import Path
  import shutil
  import matchzoo
  from keras.backend import clear_session
label_desc: Use image node_id 6 for calling a global function with example usage: model(setup) and returns: setup