code: def __init__(self, n_layers=3):
      super(LightGCN_Layer, self).__init__()
      self.n_layers = n_layers
      self.lightgcn = pgl.nn.LightGCNConv()
  
imports: import paddle
  import paddle.nn
  from dataloader import BasicDataset
  import numpy
  import paddle
  import paddle.nn
  import paddle.nn.functional
  import pgl
  from pgl.nn import functional
  from tqdm import tqdm
label_desc: Use image node_id 1 to create a new LightGCN_Layer object from inherited base classes: nn with example: obj = LightGCN_Layer(n_layers)