code: def test_get_regularization_strength():
      """Tests get regularization strength."""
      regularization = get_regularization_strength()
      assert regularization == 0.6
  
imports: from datetime import timedelta
  import pytest
  from greykite.algo.changepoint.adalasso.auto_changepoint_params import generate_trend_changepoint_detection_params
  from greykite.algo.changepoint.adalasso.auto_changepoint_params import get_actual_changepoint_min_distance
  from greykite.algo.changepoint.adalasso.auto_changepoint_params import get_changepoint_resample_freq
  from greykite.algo.changepoint.adalasso.auto_changepoint_params import get_no_changepoint_distance_from_end
  from greykite.algo.changepoint.adalasso.auto_changepoint_params import get_potential_changepoint_n
  from greykite.algo.changepoint.adalasso.auto_changepoint_params import get_regularization_strength
  from greykite.algo.changepoint.adalasso.auto_changepoint_params import get_yearly_seasonality_order
  from greykite.algo.changepoint.adalasso.changepoint_detector import ChangepointDetector
  from greykite.common.constants import TIME_COL
  from greykite.common.constants import VALUE_COL
  from greykite.common.testing_utils import generate_df_for_tests
label_desc: Use image node_id 10 for calling a global function with example usage: test_get_regularization_strength() without return types