code: def call(self, features):
      return self.model.call(features)
  
file_path: BigDL/python/friesian/src/bigdl/friesian/models/tfrs_model.py
imports: from turtle import Turtle
  import tensorflow
  import warnings
  import tensorflow_recommenders
  from tensorflow_recommenders.tasks import base
  from bigdl.dllib.utils import log4Error
  from typing import Dict
label_desc: Use image node_id 2 for calling the TFRSModel obj's underlying member method code with example usage: obj.call(features) and returns: self