code: def __init__(self, mean, std, n=None, eps=1e-8) -> None:
      super().__init__()
      self.mean = mean
      self.std = std
      self.eps = eps
  
file_path: captum/captum/_utils/models/linear_model/train.py
imports: import time
  import warnings
  from typing import Any, Callable, Dict, List, Optional
  import torch
  import torch.nn
  from captum._utils.models.linear_model.model import LinearModel
  from torch.utils.data import DataLoader
label_desc: Use image node_id 1 to create a new NormLayer object from inherited base classes: nn with example: obj = NormLayer(mean, std, n, eps)