pybind11/tests/test_smart_ptr.cpp

192     class MyObject4a {
194         MyObject4a(int i) {
200         virtual ~MyObject4a() { print_destroyed(this); }
202     py::class_<MyObject4a, std::unique_ptr<MyObject4a, py::nodelete>>(m, "MyObject4a")
204         .def_readwrite("value", &MyObject4a::value);
207     class MyObject4b : public MyObject4a {
209         MyObject4b(int i) : MyObject4a(i) { print_created(this); }
212     py::class_<MyObject4b, MyObject4a>(m, "MyObject4b")