code: def test_prior_type(self):
      self.create_kernel_with_prior()
      self.create_kernel_with_prior(
          alpha_prior=GammaPrior(1.0, 1.0),
          beta_prior=GammaPrior(1.0, 1.0),
      )
      self.assertRaises(TypeError, self.create_kernel_with_prior, 1)
  
file_path: gpytorch/test/kernels/test_hamming_kernel.py
imports: import pickle
  import unittest
  import torch
  from gpytorch.kernels import HammingIMQKernel
  from gpytorch.priors import GammaPrior
label_desc: Use image node_id 9 for calling the TestHammingIMQKernel obj's underlying member method code with example usage: obj.test_prior_type() without return types