code: def test_seasonality_layer(self):
      print("-" * 80)
      logger.info(
          "TestAutoSarima.test_seasonality_layer\n" + "-" * 80 + "\n"
      )
      self.run_test(
          auto_pqPQ=False, seasonality_layer=True, expected_sMAPE=3.413
      )
  
file_path: merlion/tests/forecast/test_autosarima.py
imports: import logging
  from os.path import abspath, dirname, join
  import sys
  import unittest
  import numpy
  import pandas
  from merlion.evaluate.forecast import ForecastMetric
  from merlion.models.automl.autosarima import AutoSarima, AutoSarimaConfig
  from merlion.models.automl.seasonality import SeasonalityLayer, SeasonalityConfig
  from merlion.utils import TimeSeries
label_desc: Use image node_id 4 for calling the TestAutoSarima obj's underlying member method code with example usage: obj.test_seasonality_layer() without return types