class_docstr: Dummy Policy Network.
class_docstr_tok: ["Dummy","Policy","Network","."]
docstr: Mock Params function, returns all 0s.
docstr_tok: ["Mock","Params","function",",","returns","all","0s","."]
code: def parameters(self):
      """Mock Params function, returns all 0s."""
      return torch.zeros(5)
  
imports: from unittest.mock import MagicMock
  import numpy
  import pytest
  import torch
  from torch.nn import functional
  from garage.envs import GymEnv, normalize
  from garage.experiment import deterministic
  from garage.replay_buffer import PathBuffer
  from garage.sampler import FragmentWorker, LocalSampler
  from garage.torch import set_gpu_mode
  from garage.torch.algos import SAC
  from garage.torch.policies import TanhGaussianMLPPolicy
  from garage.torch.q_functions import ContinuousMLPQFunction
  from garage.trainer import Trainer
  from tests.fixtures import snapshot_config
label_desc: Use image node_id 4 for calling the DummyActorPolicy obj's underlying member method code with example usage: obj.parameters() and returns: torch