code: def test_is_contiguous(self):
      self.assertFalse(is_contiguous([0, 2]))
      self.assertTrue(is_contiguous([0, 1]))
  
file_path: botorch/test/models/kernels/test_contextual.py
imports: import torch
  from botorch.models.kernels.contextual_lcea import get_order, get_permutation, is_contiguous, LCEAKernel
  from botorch.models.kernels.contextual_sac import SACKernel
  from botorch.utils.testing import BotorchTestCase
  from gpytorch.kernels.matern_kernel import MaternKernel
  from torch import Tensor
  from torch.nn import ModuleDict
label_desc: Use image node_id 4 for calling the ContextualKernelTest obj's underlying member method code with example usage: obj.test_is_contiguous() without return types