Method convert_elements

include/pybind11/stl.h:327–339

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

    bool convert_elements(handle seq, bool convert) {
        auto s = reinterpret_borrow<sequence>(seq);
        value.clear();
        reserve_maybe(s, &value);
        for (const auto &it : seq) {
            value_conv conv;
            if (!conv.load(it, convert)) {
                return false;
            }
            value.push_back(cast_op<Value &&>(std::move(conv)));
        }
        return true;
    }

public:
    template <typename T>