Function PyArray_ClipmodeConverter

numpy/core/src/multiarray/conversion_utils.c:747–780

NUMPY_API * Convert an object to NPY_RAISE / NPY_CLIP / NPY_WRAP */

 * Convert an object to NPY_RAISE / NPY_CLIP / NPY_WRAP
 */
NPY_NO_EXPORT int
PyArray_ClipmodeConverter(PyObject *object, NPY_CLIPMODE *val)
{
    if (object == NULL || object == Py_None) {
        *val = NPY_RAISE;
    }

    else if (PyBytes_Check(object) || PyUnicode_Check(object)) {
        return string_converter_helper(
            object, (void *)val, clipmode_parser, "clipmode",
            "must be one of 'clip', 'raise', or 'wrap'");
    }
    else {
        /* For users passing `np.RAISE`, `np.WRAP`, `np.CLIP` */
        int number = PyArray_PyIntAsInt(object);
        if (error_converting(number)) {
            goto fail;
        }
        if (number <= (int) NPY_RAISE
                && number >= (int) NPY_CLIP) {
            *val = (NPY_CLIPMODE) number;
        }
        else {
            PyErr_Format(PyExc_ValueError,
                    "integer clipmode must be np.RAISE, np.WRAP, or np.CLIP");
        }
    }
    return NPY_SUCCEED;

 fail:
    PyErr_SetString(PyExc_TypeError,
                    "clipmode not understood");
    return NPY_FAIL;
}

/*NUMPY_API
 * Convert an object to an array of n NPY_CLIPMODE values.