tuple7

fun <A, B, C, D, E, F, G> <ERROR CLASS>.tuple7(    arbA: <ERROR CLASS><A>,     arbB: <ERROR CLASS><B>,     arbC: <ERROR CLASS><C>,     arbD: <ERROR CLASS><D>,     arbE: <ERROR CLASS><E>,     arbF: <ERROR CLASS><F>,     arbG: <ERROR CLASS><G>): <ERROR CLASS><<ERROR CLASS><A, B, C, D, E, F, G>>