class_docstr: Scheduler interface.
class_docstr_tok: ["Scheduler","interface","."]
docstr: Scale at `n_iter`.
  
  Args:
      n_iter (int): number of current iterations.
  
  Returns:
      float: current scale of learning rate.
docstr_tok: ["Scale","at","`","n_iter","`",".","Args",":","n_iter","(","int",")",":","number","of","current","iterations",".","Returns",":","float",":","current","scale","of","learning","rate","."]
code: def scale(self, n_iter: int) -> float:
      """Scale at `n_iter`.
  
      Args:
          n_iter (int): number of current iterations.
  
      Returns:
          float: current scale of learning rate.
  
      """
      raise NotImplementedError()
  
imports: import argparse
  from espnet.utils.dynamic_import import dynamic_import
  from espnet.utils.fill_missing_args import fill_missing_args
label_desc: Use image node_id 6 for calling the SchedulerInterface obj's underlying member method code with example usage: obj.scale(n_iter) without return types