The repeal of ordinances as provided shall not affect any right which has accrued, any duty imposed, any penalty incurred, or any action or proceeding as commenced under or by virtue of the ordinance repealed, or the tenure of office of any person holding office at the time when they take effect; nor shall the repeal of any ordinance thereby have the effect of reviving any ordinance theretofore repealed or superseded. (1983 Code § 1.00.040)