code: def test_object(self):
      start = array(1, dtype="O")
      stop = array(2, dtype="O")
      y = linspace(start, stop, 3)
      assert_array_equal(y, array([1.0, 1.5, 2.0]))
  
imports: import pytest
  from numpy import logspace, linspace, geomspace, dtype, array, sctypes, arange, isnan, ndarray, sqrt, nextafter, stack, errstate
  from numpy.testing import assert_, assert_equal, assert_raises, assert_array_equal, assert_allclose
label_desc: Use image node_id 14 for calling the TestLinspace obj's underlying member method code with example usage: obj.test_object() without return types