code: def test_25m_ratings_movies(self) -> None:
      self._test_ratings_movies(movielens_25m)
  
imports: import contextlib
  import csv
  import os
  import random
  import tempfile
  import unittest
  from typing import Any, Callable, Dict, Generator, Iterable, List, Type, Union
  from torchrec.datasets.movielens import movielens_20m, movielens_25m
label_desc: Use image node_id 11 for calling the MovieLensTest obj's underlying member method code with example usage: obj.test_25m_ratings_movies() without return types