pybind11/tests/test_pickling.cpp

77     class PickleableWithDict {
79         PickleableWithDict(const std::string &value) : value(value) { }
85     class PickleableWithDictNew : public PickleableWithDict {
87         using PickleableWithDict::PickleableWithDict;
90     py::class_<PickleableWithDict>(m, "PickleableWithDict", py::dynamic_attr())
92         .def_readwrite("value", &PickleableWithDict::value)
93         .def_readwrite("extra", &PickleableWithDict::extra)
102             auto& p = self.cast<PickleableWithDict&>();
103             new (&p) PickleableWithDict(t[0].cast<std::string>());
112     py::class_<PickleableWithDictNew, PickleableWithDict>(m, "PickleableWithDictNew")