code: def __init__(self):
      super(Decoder, self).__init__()
  
      self.mask_multihead = MultiHeadedAttention(
          h=16, d_model=1024, dropout=0.1
      )
      self.mul_layernorm1 = LayerNorm(1024)
  
      self.multihead = MultiHeadedAttention(
          h=16, d_model=1024, dropout=0.1
      )
      self.mul_layernorm2 = LayerNorm(1024)
  
      self.pff = PositionwiseFeedForward(1024, 2048)
      self.mul_layernorm3 = LayerNorm(1024)
  
imports: import copy
  import math
  import paddle
  import paddle.nn
  import paddle.nn.functional
label_desc: Use image node_id 1 to create a new Decoder object from inherited base classes: nn with example: obj = Decoder()