#include <Python.h>

typedef struct {
    PyObject_HEAD
} matmulObject;

static void
matmulType_dealloc(PyObject *self)
{
    Py_TYPE(self)->tp_free(self);
}

static PyNumberMethods matmulType_as_number;

static PyTypeObject matmulType = {
    PyVarObject_HEAD_INIT(NULL, 0)
    "matmulType",
    sizeof(matmulObject),               /* tp_basicsize */
    0,                                  /* tp_itemsize */
    matmulType_dealloc,                 /* destructor tp_dealloc */
    0,                                  /* tp_print */
    0,                                  /* tp_getattr */
    0,                                  /* tp_setattr */
    0,                                  /* tp_reserved */
    0,                                  /* tp_repr */
    &matmulType_as_number,              /* tp_as_number */
    0,                                  /* tp_as_sequence */
    0,                                  /* tp_as_mapping */
    0,                                  /* tp_hash */
    0,                                  /* tp_call */
    0,                                  /* tp_str */
    PyObject_GenericGetAttr,            /* tp_getattro */
    PyObject_GenericSetAttr,            /* tp_setattro */
    0,                                  /* tp_as_buffer */
    0,                                  /* tp_flags */
    "C level type with matrix operations defined",
    0,                                  /* traverseproc tp_traverse */
    0,                                  /* tp_clear */
    0,                                  /* tp_richcompare */
    0,                                  /* tp_weaklistoffset */
    0,                                  /* tp_iter */
    0,                                  /* tp_iternext */
    0,                                  /* tp_methods */
    0,                                  /* tp_members */
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    PyType_GenericNew,                  /* tp_new */
    PyObject_Del,                       /* tp_free */
};


static struct PyModuleDef _testmodule = {
    PyModuleDef_HEAD_INIT,
    "mytest",
    NULL,
    -1,
    NULL,
    NULL,
    NULL,
    NULL,
    NULL
};

PyMODINIT_FUNC
PyInit_mytest(void)
{
    PyObject *m;

    m = PyModule_Create(&_testmodule);
    if (m == NULL)
        return NULL;

    if (PyType_Ready(&matmulType) < 0)
        return NULL;
    Py_INCREF(&matmulType);
    PyModule_AddObject(m, "matmulType", (PyObject *)&matmulType);

    return m;
}