code: def forward(self, x):
      return self.linear_layer(x)
  
file_path: fairseq/examples/speech_synthesis/preprocessing/speaker_embedder/__init__.py
imports: import librosa
  import torch
  import torch.nn
  import torch.nn.functional
  import torch.utils.data
  import torchaudio
label_desc: Use image node_id 2 for calling the LinearNorm obj's underlying member method code with example usage: obj.forward(x) and returns: self