code: def __init__(self, channels=256):
      super(PCTPositionEmbedding, self).__init__()
      self.conv1 = nn.Conv1d(
          channels, channels, kernel_size=1, bias=False
      )
      self.conv_pos = nn.Conv1d(3, channels, kernel_size=1, bias=False)
  
      self.bn1 = nn.BatchNorm1d(channels)
  
      self.sa1 = SALayerCLS(channels)
      self.sa2 = SALayerCLS(channels)
      self.sa3 = SALayerCLS(channels)
      self.sa4 = SALayerCLS(channels)
  
      self.relu = nn.ReLU()
  
imports: import torch
  from helper import TransitionDown
  from torch import nn
label_desc: Use image node_id 1 to create a new PCTPositionEmbedding object from inherited base classes: nn with example: obj = PCTPositionEmbedding(channels)