code: def test_batch_log_prob_shape(self):
      assert dist.Delta(self.vs).log_prob(
          self.batch_test_data_3
      ).size() == (4, 1)
      assert dist.Delta(self.v).log_prob(
          self.batch_test_data_3
      ).size() == (4, 1)
  
file_path: gpytorch/test/distributions/test_delta.py
imports: import unittest
  import numpy
  import torch
  import gpytorch.distributions
  from gpytorch.test.base_test_case import BaseTestCase
label_desc: Use image node_id 4 for calling the TestDelta obj's underlying member method code with example usage: obj.test_batch_log_prob_shape() without return types