code: def h(self, users, items):
      embed_user = self.user_embedding(users)
      embed_item = self.item_embedding(items)
      embed_input = torch.cat((embed_user, embed_item), dim=-1)
      return self.mlp_model(embed_input)
  
imports: import torch
  import torch.nn
label_desc: Use image node_id 4 for calling the MLP obj's underlying member method code with example usage: obj.h(users, items) and returns: self