code: def test_model_load_dump():
      for json_file in json_files:
          path = Path(__file__).parent / json_file
          _test_file(path)
  
imports: import json
  from pathlib import Path
  from nni.nas.space import GraphModelSpace
label_desc: Use image node_id 1 for calling a global function with example usage: test_model_load_dump() without return types