code: def log_prob(self, value):
      return gaussian_likelihood(value, self.mu, self.log_std)
  
file_path: spinningup/spinup/exercises/pytorch/problem_set_1_solutions/exercise1_2_soln.py
imports: import torch
  import torch.nn
  import numpy
label_desc: Use image node_id 3 for calling the DiagonalGaussianDistribution obj's underlying member method code with example usage: obj.log_prob(value) and returns: gaussian_likelihood