code: def test_mem_vectorise(self):
      # Ticket #325
      vt = np.vectorize(lambda *args: args)
      vt(np.zeros((1, 2, 1)), np.zeros((2, 1, 1)), np.zeros((1, 1, 2)))
      vt(
          np.zeros((1, 2, 1)),
          np.zeros((2, 1, 1)),
          np.zeros((1, 1, 2)),
          np.zeros((2, 2)),
      )
  
imports: import os
  import numpy
  from numpy.testing import assert_, assert_equal, assert_array_equal, assert_array_almost_equal, assert_raises, _assert_valid_refcount
label_desc: Use image node_id 5 for calling the TestRegression obj's underlying member method code with example usage: obj.test_mem_vectorise() without return types