class_docstr: Generator adversarial loss module.
class_docstr_tok: ["Generator","adversarial","loss","module","."]
code: def _mse_loss(self, x):
      return F.mse_loss(x, x.new_ones(x.size()))
  
imports: from typing import List, Optional, Tuple, Union
  import torch
  import torch.nn.functional
  from espnet2.tts.feats_extract.log_mel_fbank import LogMelFbank
label_desc: Use image node_id 3 for calling the GeneratorAdversarialLoss obj's underlying member method code with example usage: obj._mse_loss(x) and returns: F