Function PyArray_CumSum

numpy/core/src/multiarray/calculation.c:518–532

NUMPY_API *CumSum */

 *CumSum
 */
NPY_NO_EXPORT PyObject *
PyArray_CumSum(PyArrayObject *self, int axis, int rtype, PyArrayObject *out)
{
    PyObject *arr, *ret;

    arr = PyArray_CheckAxis(self, &axis, 0);
    if (arr == NULL) {
        return NULL;
    }
    ret = PyArray_GenericAccumulateFunction((PyArrayObject *)arr,
                                            n_ops.add, axis,
                                            rtype, out);
    Py_DECREF(arr);
    return ret;
}

/*NUMPY_API
 * CumProd