Method bytes

dlib/external/pybind11/include/pybind11/pytypes.h:1643–1647

    // Allow implicit conversion:
    // NOLINTNEXTLINE(google-explicit-constructor)
    bytes(const char *c = "") : object(PYBIND11_BYTES_FROM_STRING(c), stolen_t{}) {
        if (!m_ptr) {
            pybind11_fail("Could not allocate bytes object!");
        }
    }

    template <typename SzType, detail::enable_if_t<std::is_integral<SzType>::value, int> = 0>
    bytes(const char *c, const SzType &n)