code: def make_optimizer_scheduler(cls, target_params, source_params, tau):
      su = cls(target_params, source_params, tau)
      return {"optimizer": su}
  
imports: import torch
label_desc: Use image node_id 2 for calling the SoftUpdate obj's underlying member method code with example usage: obj.make_optimizer_scheduler(cls, target_params, source_params, tau) and returns: dict