code: def test_horseshoe_prior_validate_args(self):
      with self.assertRaises(ValueError):
          HorseshoePrior(-0.1, validate_args=True)
  
file_path: gpytorch/test/priors/test_horseshoe_prior.py
imports: import unittest
  import torch
  from gpytorch.priors import HorseshoePrior
label_desc: Use image node_id 2 for calling the TestHorseshoePrior obj's underlying member method code with example usage: obj.test_horseshoe_prior_validate_args() without return types