code: def test_symintlist_error(self):
      x = torch.randn(1)
      self._test_raises_str_typeerror(
          lambda arg: torch._C._nn.pad(x, arg)
      )
  
imports: from typing import Optional, List
  import torch
  from torch.testing._internal.common_utils import TestCase, run_tests, skipIfTorchDynamo
label_desc: Use image node_id 3 for calling the TestNativeFunctions obj's underlying member method code with example usage: obj.test_symintlist_error() without return types