code: def __init__(self, in_features, hidden_features, out_features):
      super().__init__()
      # nn, dgl, dglnn, fn, torch, F = lazy_import_networks()
      self.sage = SAGE(in_features, hidden_features, out_features)
      self.pred = DotProductPredictor()
  
imports: from typing import TYPE_CHECKING, Any
  from .None import constants
  import logging
label_desc: Use image node_id 1 to create a new LinkPredModel object from inherited base classes: Module with example: obj = LinkPredModel(in_features, hidden_features, out_features)