C++ 2D向量到2D pybind11数组

#include <pybind11/pybind11.h>
namespace py = pybind11;

PYBIND11_MODULE(example, m) {
    // 模块定义
}

#include <pybind11/pybind11.h>
namespace py = pybind11;

PYBIND11_MODULE(example, m) {
    m.def("convert_2d_vector", []() {
        py::list result;
        std::vector<std::vector<int>> vec2d = {{1, 2}, {3, 4}, {5, 6}};

        for (const auto& vec : vec2d) {
            py::list inner_list;
            for (const auto& element : vec) {
                inner_list.append(element);
            }
            result.append(inner_list);
        }

        return result;
    });
}

cmake_minimum_required(VERSION 3.12)
project(example)

set(CMAKE_CXX_STANDARD 14)

add_subdirectory(pybind11)

pybind11_add_module(example example.cpp)

cmake ..
make

import example

result = example.convert_2d_vector()
print(result)