code: def test_half(self):
      # many transform operations aren't supported in half so we overwrite
      # this test
      lazy_tensor = self.create_linear_op()
      lazy_tensor.kernel.base_kernel.raw_lengthscale_constraint.transform = (
          lambda x: x + 0.1
      )
      self._test_half(lazy_tensor)
  
imports: import math
  import unittest
  from unittest.mock import MagicMock, patch
  import linear_operator
  import torch
  from linear_operator import to_dense
  from linear_operator.test.linear_operator_test_case import LinearOperatorTestCase
  import gpytorch
label_desc: Use image node_id 4 for calling the TestLazyEvaluatedKernelTensorAdditive obj's underlying member method code with example usage: obj.test_half() without return types