code: def test_clip_gradient(self):
      clip_gradient = self.variant(clipping.clip_gradient)
      x = jnp.array(0.5)
      # Test output.
      actual = clip_gradient(x, -1.0, 1.0)
      np.testing.assert_allclose(actual, 0.5)
  
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 clipping
label_desc: Use image node_id 2 for calling the ClipGradientsTest obj's underlying member method code with example usage: obj.test_clip_gradient() without return types