def unregister_account_page_class(page_cls):
 warn(u'unregister_account_page_class is deprecated in Review Board 3.0 and will be removed; use AccountPage.registry.unregister instead.', DeprecationWarning)
 AccountPage.registry.unregister(page_cls)

def unregister_account_page_class ( page_cls ) : warn ( u'unregister_account_page_class is deprecated in Review Board 3.0 and will be removed; use AccountPage.registry.unregister instead.' , DeprecationWarning ) AccountPage . registry . unregister ( page_cls )
unregister a previously registered account page class .