code: def test_hyperbolic_sin_transform_vector(self):
      sinh = self.variant(transforms.hyperbolic_sin)
      arcsinh = self.variant(transforms.hyperbolic_arcsin)
      # Test inverse.
      np.testing.assert_allclose(
          sinh(arcsinh(self.xs)), self.xs, atol=1e-3
      )
      np.testing.assert_allclose(
          arcsinh(sinh(self.xs)), self.xs, atol=1e-3
      )
  
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 transforms
label_desc: Use image node_id 13 for calling the TransformsTest obj's underlying member method code with example usage: obj.test_hyperbolic_sin_transform_vector() without return types