code: def testKey(self, alg):
      key = 1234
      gen = random.Generator(
          state=[0] * random._get_counter_size(alg.value) + [key],
          alg=alg,
      )
      got = gen.key
      self.assertAllEqual(key, got)
  
      @def_function.function
      def f():
          return gen.key
  
      got = f()
      self.assertAllEqual(key, got)
  
imports: import os
  import re
  from absl.testing import parameterized
  import numpy
  from tensorflow.python.checkpoint import checkpoint
  from tensorflow.python.eager import context
  from tensorflow.python.eager import def_function
  from tensorflow.python.framework import config
  from tensorflow.python.framework import constant_op
  from tensorflow.python.framework import dtypes
  from tensorflow.python.framework import errors
  from tensorflow.python.framework import ops
  from tensorflow.python.framework import test_util
  from tensorflow.python.kernel_tests.random import util
  from tensorflow.python.ops import array_ops
  from tensorflow.python.ops import gen_random_ops
  from tensorflow.python.ops import gen_stateful_random_ops
  from tensorflow.python.ops import logging_ops
  from tensorflow.python.ops import random_ops_util
  from tensorflow.python.ops import stateful_random_ops
  from tensorflow.python.ops import variables
  from tensorflow.python.platform import test
label_desc: Use image node_id 21 for calling the StatefulRandomOpsTest obj's underlying member method code with example usage: obj.testKey(alg) and returns: gen