class_docstr: Pop is an fundamental model that always recommend the most popular item.
code: def forward(self):
      pass
  
file_path: RecBole/recbole/model/general_recommender/pop.py
imports: import torch
  from recbole.model.abstract_recommender import GeneralRecommender
  from recbole.utils import InputType, ModelType
label_desc: Use image node_id 2 for calling the Pop obj's underlying member method code with example usage: obj.forward() without return types