code: def __init__(self, input_size, output_size=192):
      super().__init__()
      self._output_size = output_size
  
      self.bn = torch.nn.BatchNorm1d(input_size)
      self.fc = torch.nn.Linear(input_size, output_size)
  
imports: import torch
  from espnet2.spk.projector.abs_projector import AbsProjector
label_desc: Use image node_id 1 to create a new RawNet3Projector object from inherited base classes: AbsProjector with example: obj = RawNet3Projector(input_size, output_size)