code: def __init__(self, optimizer: Optimizer):
      self.optimizer = optimizer
      self.epoch_counter = Tensor(
          [0], requires_grad=False, device=self.optimizer.device
      )
  
imports: import math
  from typing import List
  from tinygrad.nn.optim import Optimizer
  from tinygrad.tensor import Tensor
label_desc: Use image node_id 1 to create a new LR_Scheduler object  with example: obj = LR_Scheduler(optimizer)