Method convert_elements

include/pybind11/stl.h:237–249

    void reserve_maybe(const dict &, void *) {}

    bool convert_elements(const dict &d, bool convert) {
        value.clear();
        reserve_maybe(d, &value);
        for (const auto &it : d) {
            key_conv kconv;
            value_conv vconv;
            if (!kconv.load(it.first.ptr(), convert) || !vconv.load(it.second.ptr(), convert)) {
                return false;
            }
            value.emplace(cast_op<Key &&>(std::move(kconv)), cast_op<Value &&>(std::move(vconv)));
        }
        return true;
    }

public:
    bool load(handle src, bool convert) {