code: def test_recommend(self):
      mf = MF(1, 1, seed=123)
      dataset = Dataset.from_uir(self.data)
      mf.fit(dataset)
      self.assertFalse(
          all(
              [
                  a == b
                  for a, b in zip(
                      mf.recommend("76", k=3, remove_seen=False),
                      mf.recommend(
                          "76", k=3, remove_seen=True, train_set=dataset
                      ),
                  )
              ]
          )
      )
  
file_path: cornac/tests/cornac/models/test_recommender.py
imports: import unittest
  from cornac.data import BasketDataset, Dataset, SequentialDataset, Reader
  from cornac.models import MF, GPTop, SPop, NextBasketRecommender, NextItemRecommender
label_desc: Use image node_id 3 for calling the TestRecommender obj's underlying member method code with example usage: obj.test_recommend() without return types