Such actions shall be accorded reasonable priority for assignment to assure their prompt disposition. No continuance shall be granted for the purpose of taking testimony in writing. [C97, §4216; C24, 27, 31, 35, 39, § 12277; C46, 50, 54, 58, 62, 66, 71, 73, 75, 77, 79, 81, §648.16 ] Referred to in §648.17