def pyxb_get_namespace_name(obj_pyxb):
    """Args: obj_pyxb: PyXB object.

    Returns:
       str: Namespace and Name of the type the PyXB object is holding.

       E.g.: ``{http://ns.dataone.org/service/types/v2.0}SystemMetadata``

    """
    return str(obj_pyxb._ExpandedName)