class_docstr: Test cases for unary operators.
class_docstr_tok: ["Test","cases","for","unary","operators","."]
code: def testLogicalOps(self):
      self._assertOpOutputMatchesExpected(
          math_ops.logical_not,
          np.array([[True, False], [False, True]], dtype=np.bool_),
          expected=np.array(
              [[False, True], [True, False]], dtype=np.bool_
          ),
      )
  
imports: import platform
  import unittest
  import numpy
  import six
  from tensorflow.compiler.tests import xla_test
  from tensorflow.python.framework import dtypes
  from tensorflow.python.ops import array_ops
  from tensorflow.python.ops import array_ops_stack
  from tensorflow.python.ops import bitwise_ops
  from tensorflow.python.ops import gen_functional_ops
  from tensorflow.python.ops import gen_nn_ops
  from tensorflow.python.ops import math_ops
  from tensorflow.python.ops import nn_ops
  from tensorflow.python.platform import googletest
label_desc: Use image node_id 16 for calling the UnaryOpsTest obj's underlying member method code with example usage: obj.testLogicalOps() without return types