code: def test_unique_axis_errors(self):
      assert_raises(TypeError, self._run_axis_tests, object)
      assert_raises(
          TypeError, self._run_axis_tests, [("a", int), ("b", object)]
      )
  
      assert_raises(np.AxisError, unique, np.arange(10), axis=2)
      assert_raises(np.AxisError, unique, np.arange(10), axis=-2)
  
imports: import numpy
  from numpy.testing import assert_array_equal, assert_equal, assert_raises, assert_raises_regex
  from numpy.lib.arraysetops import ediff1d, intersect1d, setxor1d, union1d, setdiff1d, unique, in1d, isin
  import pytest
label_desc: Use image node_id 2 for calling the TestUnique obj's underlying member method code with example usage: obj.test_unique_axis_errors() without return types