class_docstr: Linear decoder for speaker diarization
code: def __init__(
      self,
      encoder_output_size: int,
  ):
      super().__init__()
  
imports: from typing import Optional
  import torch
  from espnet2.asvspoof.decoder.abs_decoder import AbsDecoder
label_desc: Use image node_id 1 to create a new LinearDecoder object from inherited base classes: AbsDecoder with example: obj = LinearDecoder(encoder_output_size)