code: def test_unknown_object(self):
      arr = np.array(object())
      assert arr.shape == ()
      assert arr.dtype == np.dtype("O")
  
imports: from itertools import permutations, product
  import pytest
  from pytest import param
  import numpy
  from numpy.core._rational_tests import rational
  from numpy.core._multiarray_umath import _discover_array_parameters
  from numpy.testing import assert_array_equal, assert_warns, IS_PYPY
label_desc: Use image node_id 4 for calling the TestScalarDiscovery obj's underlying member method code with example usage: obj.test_unknown_object() without return types