Function PyArray_DescrAlignConverter2

numpy/core/src/multiarray/descriptor.c:3143–3153

NUMPY_API * * Get type-descriptor from an object forcing alignment if possible * None goes to NULL. */

 * None goes to NULL.
 */
NPY_NO_EXPORT int
PyArray_DescrAlignConverter2(PyObject *obj, PyArray_Descr **at)
{
    if (obj == Py_None) {
        *at = NULL;
        return NPY_SUCCEED;
    }
    else {
        return PyArray_DescrAlignConverter(obj, at);
    }
}