code: def __setstate__(self, state):
      super(Ranger, self).__setstate__(state)
  
file_path: lightwood/lightwood/mixer/helpers/ranger.py
imports: import math
  import torch
  from torch.optim.optimizer import Optimizer
label_desc: Use image node_id 2 for calling the Ranger obj's underlying member method code with example usage: obj.__setstate__(state) without return types