code: def test_naive_2(prediction_length=FH, season_length=FRQ):
      r_naive_2_inputs, r_naive_2_outputs = load_naive_2_data()
      predictions = []
      for i in range(len(r_naive_2_inputs)):
          predictions.append(
              naive_2(
                  r_naive_2_inputs[i],
                  prediction_length=prediction_length,
                  season_length=season_length,
              )
          )
      predictions = np.array(predictions)
  
      assert np.allclose(r_naive_2_outputs, predictions)
  
imports: import os
  from pathlib import Path
  import numpy
  import pandas
  from gluonts.ext.naive_2 import naive_2
label_desc: Use image node_id 2 for calling a global function with example usage: test_naive_2(prediction_length, season_length) without return types