code: def test_griffinlim_cqt_init(y_chirp, init):
      C = librosa.cqt(y=y_chirp, sr=22050, res_type="polyphase")
      y_rec = librosa.griffinlim_cqt(
          np.abs(C), sr=22050, n_iter=2, init=init, res_type="polyphase"
      )
  
      assert np.all(np.isfinite(y_rec))
  
imports: from __future__ import division
  import warnings
  import os
  from typing import Optional
  import librosa
  import numpy
  import scipy.stats
  import pytest
  from test_core import srand
label_desc: Use image node_id 34 for calling a global function with example usage: test_griffinlim_cqt_init(y_chirp, init) without return types