code: def test_movable_object():
      assert m.callback_with_movable(lambda _: None) is True
  
file_path: coremltools/deps/pybind11/tests/test_callbacks.py
imports: import time
  from threading import Thread
  import pytest
  import env
  from pybind11_tests import callbacks
label_desc: Use image node_id 8 for calling a global function with example usage: test_movable_object() without return types