docstr: Test function is the same as lambda_returns when n is sequence length.
docstr_tok: ["Test","function","is","the","same","as","lambda_returns","when","n","is","sequence","length","."]
code: def test_reduces_to_lambda_returns(self):
      """Test function is the same as lambda_returns when n is sequence length."""
      lambda_t = 0.75
      n = len(self.r_t[0])
      expected = multistep.lambda_returns(
          self.r_t[0], self.discount_t[0], self.v_t[0], lambda_t
      )
      actual = multistep.n_step_bootstrapped_returns(
          self.r_t[0], self.discount_t[0], self.v_t[0], n, lambda_t
      )
      np.testing.assert_allclose(expected, actual, rtol=1e-5)
  
imports: import functools
  from absl.testing import absltest
  from absl.testing import parameterized
  import chex
  import jax
  import jax.numpy
  import numpy
  from rlax._src import multistep
label_desc: Use image node_id 3 for calling the NStepBootstrappedReturnsTest obj's underlying member method code with example usage: obj.test_reduces_to_lambda_returns() without return types