docstr: Check that the kernel can be initialized with beta.
docstr_tok: ["Check","that","the","kernel","can","be","initialized","with","beta","."]
code: def test_initialize_beta(self):
      """
      Check that the kernel can be initialized with beta.
      """
      beta = 0.5
      kernel = HammingIMQKernel(vocab_size=8)
      kernel.initialize(beta=beta)
      actual_value = torch.tensor(beta).view_as(kernel.beta)
      self.assertLess(torch.norm(kernel.beta - actual_value), 1e-5)
  
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 6 for calling the TestHammingIMQKernel obj's underlying member method code with example usage: obj.test_initialize_beta() without return types