code: def _create_movies_csv(
      self, filename: str, movie_ids: Iterable[str]
  ) -> None:
      self._create_csv(
          filename,
          [self.DEFAULT_MOVIES_COLUMN_NAMES]
          + [
              [movie_id, "title", "action|adventure|comedy"]
              for movie_id in movie_ids
          ],
      )
  
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 3 for calling the MovieLensTest obj's underlying member method code with example usage: obj._create_movies_csv(filename, movie_ids) without return types