code: def create_kernel_no_ard(self, **kwargs):
      return ArcKernel(base_kernel=MaternKernel(nu=0.5), **kwargs)
  
file_path: gpytorch/test/kernels/test_arc_kernel.py
imports: import unittest
  from gpytorch.kernels import ArcKernel, MaternKernel
  from gpytorch.priors import NormalPrior
  from gpytorch.test.base_kernel_test_case import BaseKernelTestCase
label_desc: Use image node_id 1 for calling the TestArcKernel obj's underlying member method code with example usage: obj.create_kernel_no_ard() and returns: ArcKernel