Method optional_f32

src/framework/assets/torch_bin.cpp:549–556

    }

    std::optional<std::vector<float>> optional_f32(
        std::string_view name,
        const std::optional<std::vector<int64_t>> & expected_shape) const override {
        if (!has_tensor(name)) {
            return std::nullopt;
        }
        return require_f32(name, expected_shape);
    }

    int64_t require_i64_scalar(std::string_view name) const override {
        throw std::runtime_error("torch .bin does not support i64 scalars: " + std::string(name));