pybind11/tests/test_smart_ptr.cpp

252     struct SharedFromThisRef {
263     using B = SharedFromThisRef::B;
265     py::class_<SharedFromThisRef>(m, "SharedFromThisRef")
267         .def_readonly("bad_wp", &SharedFromThisRef::value)
268         .def_property_readonly("ref", [](const SharedFromThisRef &s) -> const B & { return *s.shared; })
269         .def_property_readonly("copy", [](const SharedFromThisRef &s) { return s.value; },
271         .def_readonly("holder_ref", &SharedFromThisRef::shared)
272         .def_property_readonly("holder_copy", [](const SharedFromThisRef &s) { return s.shared; },
274         .def("set_ref", [](SharedFromThisRef &, const B &) { return true; })
275         .def("set_holder", [](SharedFromThisRef &, std::shared_ptr<B>) { return true; });