I want mlx.optimizers.MultiOptimizer(optimizers, filters= ) as a stateful optimizer wrapper that lets me…

I want mlx.optimizers.MultiOptimizer(optimizers, filters= ) as a stateful optimizer wrapper that lets me…: a task in MiMo-V2.6-RL-harbor-code: MiMo-V2.6-RL Code (Harbor) (Harbor dataset). MultiOptimizer.init(parameters: dict) should split the parameter tree by the predicates and initialize each…