code: def _log_prob_from_distribution(self, pi, act):
      raise NotImplementedError
  
imports: import numpy
  import scipy.signal
  from gym.spaces import Box, Discrete
  import torch
  import torch.nn
  from torch.distributions.normal import Normal
  from torch.distributions.categorical import Categorical
label_desc: Use image node_id 2 for calling the Actor obj's underlying member method code with example usage: obj._log_prob_from_distribution(pi, act) without return types