code: def create_kernel_with_prior(self, period_length_prior):
      return CosineKernel(period_length_prior=period_length_prior)
  
file_path: gpytorch/test/kernels/test_cosine_kernel.py
imports: import math
  import unittest
  import torch
  from gpytorch.kernels import CosineKernel
  from gpytorch.priors import NormalPrior
label_desc: Use image node_id 4 for calling the TestCosineKernel obj's underlying member method code with example usage: obj.create_kernel_with_prior(period_length_prior) and returns: CosineKernel