code: def testExampleFromCodeComments(self):
      supports = jnp.array(
          [[0, 2, 4, 6, 8], [1, 3, 4, 5, 6]], dtype=jnp.float32
      )
      weights = jnp.array(
          [[0.1, 0.6, 0.1, 0.1, 0.1], [0.1, 0.2, 0.5, 0.1, 0.1]],
          dtype=jnp.float32,
      )
      target_support = jnp.array([4, 5, 6, 7, 8], dtype=jnp.float32)
      projection = self._vmapped_projection(
          supports, weights, target_support
      )
      expected_projections = [
          [0.8, 0.0, 0.1, 0.0, 0.1],
          [0.8, 0.1, 0.1, 0.0, 0.0],
      ]
      onp.testing.assert_allclose(expected_projections, projection)
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  from absl.testing import absltest
  from dopamine.discrete_domains import atari_lib
  from dopamine.jax.agents.dqn import dqn_agent
  from dopamine.jax.agents.rainbow import rainbow_agent
  from dopamine.utils import test_utils
  from flax import linen
  import gin
  import jax
  import jax.numpy
  import numpy
label_desc: Use image node_id 5 for calling the ProjectDistributionTest obj's underlying member method code with example usage: obj.testExampleFromCodeComments() without return types