code: def create_seq_pairs(self, batch_size, seq_len, vocab_size):
      a = self.create_seq(batch_size, seq_len, vocab_size)
      b = self.create_seq(batch_size, seq_len, vocab_size)
      set_to_a = torch.rand(batch_size, seq_len) < 0.5
      b = torch.where(set_to_a, a, b)
      return a, b
  
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 2 for calling the TestHammingIMQKernel obj's underlying member method code with example usage: obj.create_seq_pairs(batch_size, seq_len, vocab_size) and returns: a,  b