code: def test_cdilate_large():
      f = np.zeros((8, 8), bool)
      f[4, 4] = 1
      assert np.all(mh.cdilate(f, 12))
  
file_path: mahotas/mahotas/tests/test_dilate_erode.py
imports: import numpy
  import mahotas
  import mahotas
label_desc: Use image node_id 7 for calling a global function with example usage: test_cdilate_large() without return types