code: def testNonRepetition(self):
      # The probability of repetitions in a short stream from a correct
      # PRNG is negligible; this test catches bugs that prevent state
      # updates.
      strm = seed_stream.SeedStream(seed=4, salt="salt")
      output = [samplers.get_integer_seed(strm()) for _ in range(50)]
      self.assertEqual(sorted(output), sorted(list(set(output))))
  
file_path: probability/tensorflow_probability/python/util/seed_stream_test.py
imports: from tensorflow_probability.python.internal import samplers
  from tensorflow_probability.python.internal import test_util
  from tensorflow_probability.python.util import seed_stream
label_desc: Use image node_id 2 for calling the SeedStreamTest obj's underlying member method code with example usage: obj.testNonRepetition() without return types