code: def test_uint8():
      # This did not work correctly in 0.9.5
      a8 = np.zeros((5, 5), dtype=np.uint8)
      ab = np.zeros((5, 5), dtype=bool)
      assert np.all(distance(a8) == distance(ab))
  
file_path: mahotas/mahotas/tests/test_distance.py
imports: from mahotas import distance
  import numpy
label_desc: Use image node_id 5 for calling a global function with example usage: test_uint8() without return types