code: def test_wrapper_init(tmp_path):
      wrapper = DummyWrapper("dummy", {}, tmp_path)
  
file_path: traintool/tests/test_model_wrapper.py
imports: from fastapi.testclient import TestClient
  import numpy
  from traintool.model_wrapper import ModelWrapper
label_desc: Use image node_id 1 for calling a global function with example usage: test_wrapper_init(tmp_path) without return types