code: def mstl_results():
      cur_dir = Path(__file__).parent.resolve()
      file_path = cur_dir / "results/mstl_test_results.csv"
      return pd.read_csv(file_path)
  
file_path: statsmodels/statsmodels/tsa/stl/tests/test_mstl.py
imports: from pathlib import Path
  from numpy.testing import assert_allclose, assert_equal
  import pandas
  import pytest
  from statsmodels.tsa.seasonal import MSTL
label_desc: Use image node_id 1 for calling a global function with example usage: mstl_results() and returns: pd