code: def __init__(self, args):
      super().__init__()
      self.args = args
  
file_path: fairseq/examples/latent_depth/latent_depth_src/loss/latent_depth.py
imports: import math
  import torch
  from torch.nn.modules.loss import _Loss
label_desc: Use image node_id 1 to create a new LatentLayersSparsityLoss object from inherited base classes: _Loss with example: obj = LatentLayersSparsityLoss(args)