code: def entropy(self):
      return self.torch_dist.entropy()
  
imports: import torch
  import gymnasium
  from ray.rllib.algorithms.ppo.ppo import PPOConfig
  from ray.rllib.algorithms.ppo.ppo_catalog import PPOCatalog
  from ray.rllib.core.rl_module.rl_module import SingleAgentRLModuleSpec
  from ray.rllib.models.distributions import Distribution
  from ray.rllib.models.torch.torch_distributions import TorchDeterministic
label_desc: Use image node_id 5 for calling the CustomTorchCategorical obj's underlying member method code with example usage: obj.entropy() and returns: self