code: def test_empty_rows_recurrence():
      data = np.zeros((10, 10))
      data[0, 5] = 1
      librosa.segment.recurrence_matrix(
          data, mode="affinity", bandwidth="mean_k"
      )
  
imports: from typing import Union
  import warnings
  import os
  import numpy
  import scipy
  from scipy.spatial.distance import cdist, pdist, squareform
  import pytest
  from test_core import srand
  import librosa
label_desc: Use image node_id 18 for calling a global function with example usage: test_empty_rows_recurrence() without return types