将可变数量的参数传递给嵌入式python API

def my_function(*args):
    for arg in args:
        print(arg)

my_function(1, 2, 3, 4)

1
2
3
4

def my_function(**kwargs):
    for key, value in kwargs.items():
        print(key, value)

my_function(name='John', age=25, city='New York')

name John
age 25
city New York

#include <Python.h>

static PyObject* my_function(PyObject* self, PyObject* args)
{
    PyObject* arg_list;
    if (!PyArg_ParseTuple(args, "O", &arg_list))
        return NULL;

    // 处理参数
    // ...

    Py_RETURN_NONE;
}

static PyMethodDef my_methods[] = {
    {"my_function", my_function, METH_VARARGS, "My function"},
    {NULL, NULL, 0, NULL}
};

static struct PyModuleDef my_module = {
    PyModuleDef_HEAD_INIT,
    "my_module",
    "My module",
    -1,
    my_methods
};

PyMODINIT_FUNC PyInit_my_module(void)
{
    return PyModule_Create(&my_module);
}