class_docstr: Tests correctness of the Permute bijector.
class_docstr_tok: ["Tests","correctness","of","the","Permute","bijector","."]
code: def testVariableNonPermutationAssertion(self):
      message = "must contain exactly one of each of"
      permutation = tf.Variable(np.int32([1, 0, 1]))
      self.evaluate(permutation.initializer)
      with self.assertRaisesRegexp(Exception, message):
          bijector = permute.Permute(
              permutation=permutation, validate_args=True
          )
          x = np.random.randn(4, 2, 3)
          _ = self.evaluate(bijector.forward(x))
  
file_path: probability/tensorflow_probability/python/bijectors/permute_test.py
imports: import numpy
  import tensorflow.compat.v1
  import tensorflow.compat.v2
  from tensorflow_probability.python.bijectors import bijector_test_util
  from tensorflow_probability.python.bijectors import permute
  from tensorflow_probability.python.internal import test_util
  from tensorflow_probability.python.internal import tf_keras
label_desc: Use image node_id 8 for calling the PermuteBijectorTest obj's underlying member method code with example usage: obj.testVariableNonPermutationAssertion() without return types