Function npyiter_next

numpy/core/src/multiarray/nditer_pywrap.c:1489–1519

}

static PyObject *
npyiter_next(NewNpyArrayIterObject *self)
{
    if (self->iter == NULL || self->iternext == NULL ||
                self->finished) {
        return NULL;
    }

    /*
     * Use the started flag for the Python iteration protocol to work
     * when buffering is enabled.
     */
    if (self->started) {
        if (!self->iternext(self->iter)) {
            /*
             * A casting error may be set here (or no error causing a
             * StopIteration). Buffers may only be cleaned up later.
             */
            self->finished = 1;
            return NULL;
        }

        /* If there is nesting, the nested iterators should be reset */
        if (npyiter_resetbasepointers(self) != NPY_SUCCEED) {
            return NULL;
        }
    }
    self->started = 1;

    return npyiter_value_get(self, NULL);
};

static PyObject *
npyiter_shape_get(NewNpyArrayIterObject *self, void *NPY_UNUSED(ignored))