code: def spatial_data():
      sp_data = np.random.randn(10, 20)
      # Add some all zero graph_data for corner case test
      sp_data = np.vstack([sp_data, np.zeros((2, 20))]).astype(
          np.float32, order="C"
      )
      return sp_data
  
file_path: pynndescent/pynndescent/tests/conftest.py
imports: import os
  import pytest
  import numpy
  from scipy import sparse
label_desc: Use image node_id 2 for calling a global function with example usage: spatial_data() and returns: sp_data