example.cpp

#include <pybind11/pybind11.h>


int add(int i, int j) {
    return i + j;
}


class Pet
{
    public:
        Pet(const std::string &name, int hunger) : name(name), hunger(hunger) {}
        ~Pet() {}

        void go_for_a_walk() { hunger++; }
        const std::string &get_name() const { return name; }
        int get_hunger() const { return hunger; }

    private:
        std::string name;
        int hunger;
};


namespace py = pybind11;

PYBIND11_MODULE(example, m) {
    // optional module docstring
    m.doc() = "pybind11 example plugin";

    // define add function
    m.def("add", &add, "A function which adds two numbers");

    // bindings to Pet class
    py::class_<Pet>(m, "Pet")
        .def(py::init<const std::string &, int>())
        .def("go_for_a_walk", &Pet::go_for_a_walk)
        .def("get_hunger", &Pet::get_hunger)
        .def("get_name", &Pet::get_name);
}