docstr: Test isin's invert parameter
docstr_tok: ["Test","isin","'s","invert","parameter"]
code: def test_isin_invert(self, kind):
      "Test isin's invert parameter"
      # We use two different sizes for the b array here to test the
      # two different paths in isin().
      for mult in (1, 10):
          a = np.array([5, 4, 5, 3, 4, 4, 3, 4, 3, 5, 2, 1, 5, 5])
          b = [2, 3, 4] * mult
          assert_array_equal(
              np.invert(isin(a, b, kind=kind)),
              isin(a, b, invert=True, kind=kind),
          )
  
      # float:
      if kind in {None, "sort"}:
          for mult in (1, 10):
              a = np.array(
                  [5, 4, 5, 3, 4, 4, 3, 4, 3, 5, 2, 1, 5, 5],
                  dtype=np.float32,
              )
              b = [2, 3, 4] * mult
              b = np.array(b, dtype=np.float32)
              assert_array_equal(
                  np.invert(isin(a, b, kind=kind)),
                  isin(a, b, invert=True, kind=kind),
              )
  
imports: import numpy
  from numpy import ediff1d, intersect1d, setxor1d, union1d, setdiff1d, unique, isin
  from numpy.exceptions import AxisError
  from numpy.testing import assert_array_equal, assert_equal, assert_raises, assert_raises_regex
  import pytest
label_desc: Use image node_id 11 for calling the TestSetOps obj's underlying member method code with example usage: obj.test_isin_invert(kind) without return types