code: def test_self_cycle(gc_tester):
      obj = m.OwnsPythonObjects()
      obj.value = obj
      gc_tester(obj)
  
file_path: coremltools/deps/pybind11/tests/test_custom_type_setup.py
imports: import gc
  import weakref
  import pytest
  import env
  from pybind11_tests import custom_type_setup
label_desc: Use image node_id 2 for calling a global function with example usage: test_self_cycle(gc_tester) without return types