class_docstr: Dummy tf_policy with mismatched dtypes and a list action_spec.
class_docstr_tok: ["Dummy","tf_policy","with","mismatched","dtypes","and","a","list","action_spec","."]
code: def _distribution(self, time_step, policy_state):
      return policy_step.PolicyStep(())
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  from typing import cast
  from absl.testing import parameterized
  import numpy
  import tensorflow
  import tensorflow_probability
  from tf_agents.policies import tf_policy
  from tf_agents.specs import tensor_spec
  from tf_agents.trajectories import policy_step
  from tf_agents.trajectories import time_step
  from tf_agents.utils import common
  from tf_agents.utils import test_utils
label_desc: Use image node_id 3 for calling the TFPolicyMismatchedDtypesListAction obj's underlying member method code with example usage: obj._distribution(time_step, policy_state) and returns: policy_step