docstr: `random_type` is not `STATELESS` or `PSEUDO`.
docstr_tok: ["`","random_type","`","is","not","`","STATELESS","`","or","`","PSEUDO","`","."]
code: def test_sample_paths_not_supported_random_type(self):
      """`random_type` is not `STATELESS` or `PSEUDO`."""
      # Construct CIR model
      (
          theta,
          mean_reversion,
          sigma,
          initial_state,
          num_samples,
          times,
          _,
          seed,
          dtype,
      ) = self.get_default_params()
      process = tff.models.cir.CirModel(
          theta=theta,
          mean_reversion=mean_reversion,
          sigma=sigma,
          dtype=dtype,
      )
      # Act
      with self.assertRaises(ValueError):
          process.sample_paths(
              times=times,
              num_samples=num_samples,
              initial_state=initial_state,
              random_type=random.RandomType.HALTON,
              seed=seed,
          )
  
imports: from absl.testing import parameterized
  import numpy
  import tensorflow.compat.v2
  import tf_quant_finance
  from tensorflow.python.framework import test_util
  from tf_quant_finance.math import random_ops
label_desc: Use image node_id 14 for calling the CirTest obj's underlying member method code with example usage: obj.test_sample_paths_not_supported_random_type() without return types