code: def lightfm_item_data() -> pd.DataFrame:
      return get_df(
          "movies.csv",
          dtypes={"movieId": "str", "title": "str", "genres": "str"},
      )
  
imports: from pathlib import Path
  import pandas
  import pytest
label_desc: Use image node_id 3 for calling a global function with example usage: lightfm_item_data() and returns: get_df