Function arraydescr_protocol_descr_get

numpy/core/src/multiarray/descriptor.c:2122–2152

NPY_NO_EXPORT PyObject *
arraydescr_protocol_descr_get(PyArray_Descr *self, void *NPY_UNUSED(ignored))
{
    PyObject *dobj, *res;
    PyObject *_numpy_internal;

    if (!PyDataType_HASFIELDS(self)) {
        /* get default */
        dobj = PyTuple_New(2);
        if (dobj == NULL) {
            return NULL;
        }
        PyTuple_SET_ITEM(dobj, 0, PyUnicode_FromString(""));
        PyTuple_SET_ITEM(dobj, 1, arraydescr_protocol_typestr_get(self, NULL));
        res = PyList_New(1);
        if (res == NULL) {
            Py_DECREF(dobj);
            return NULL;
        }
        PyList_SET_ITEM(res, 0, dobj);
        return res;
    }

    _numpy_internal = PyImport_ImportModule("numpy.core._internal");
    if (_numpy_internal == NULL) {
        return NULL;
    }
    res = PyObject_CallMethod(_numpy_internal, "_array_descr", "O", self);
    Py_DECREF(_numpy_internal);
    return res;
}

/*
 * returns 1 for a builtin type