code: def data():
      data = np.zeros((10, 10), dtype="uint8")
      data[slice(*DATA_WINDOW[0]), slice(*DATA_WINDOW[1])] = 1
      return data
  
imports: import numpy
  import pytest
  import rasterio
  from rasterio.errors import WindowError
  from rasterio import windows
label_desc: Use image node_id 9 for calling a global function with example usage: data() and returns: data