Python C extention

#include <python3.4m/Python.h>


static PyObject *
metest_thing(PyObject *self, PyObject *args)
{
    int a, b;
    int ret;

    if (!PyArg_ParseTuple(args, "ii", &a, &b))
        return NULL;
    Py_XDECREF(args)
    ret = a + b;
    return PyLong_FromLong(ret);
}

static PyMethodDef TestMethods[] = {
    {"thing", metest_thing, METH_VARARGS,
     "Add 2 PyNumbers"},
    {NULL, NULL, 0, NULL}
};

static struct PyModuleDef metestmodule = {
    PyModuleDef_HEAD_INIT,
    "metest",     /* Name of module */
    NULL,       /* documentation */
    -1,         /* global state */
    TestMethods
};

PyMODINIT_FUNC
PyInit_metest(void)
{
    PyObject *mod;

    mod = PyModule_Create(&metestmodule);
    if (mod == NULL)
        return NULL;

    return mod;
}