code: def test_func_inlinelist_torch_function(self):
      def fn(x):
          if istype(x, torch.Tensor):
              return x + 1
          else:
              return x - 1
  
      func_inlinelist = torch._dynamo.skipfiles.FUNC_INLINELIST.copy()
      func_inlinelist.add("torch._dynamo.utils.istype")
  
      self.assertTrue(
          "torch._dynamo"
          not in torch._dynamo.skipfiles.LEGACY_MOD_INLINELIST
      )
      self.assertTrue(
          "torch._dynamo" not in torch._dynamo.skipfiles.MOD_INLINELIST
      )
  
      with unittest.mock.patch(
          "torch._dynamo.skipfiles.get_func_inlinelist",
          gen_get_func_inlinelist(func_inlinelist),
      ):
          x = torch.rand(3)
          opt_fn = torch.compile(backend="eager", fullgraph=True)(fn)
          ref = fn(x)
          res = opt_fn(x)
          self.assertEqual(ref, res)
  
imports: import dataclasses
  import importlib
  import inspect
  import math
  import types
  import unittest
  import warnings
  from typing import Any, Dict, Set
  import torch
  import torch._dynamo.config
  import torch._dynamo.test_case
  import torch._functorch.deprecated
  from torch._dynamo.skipfiles import FUNC_INLINELIST, LEGACY_MOD_INLINELIST, MOD_INLINELIST
  from torch._dynamo.trace_rules import load_object, torch_c_binding_in_graph_functions, torch_ctx_manager_classes, torch_non_c_binding_in_graph_functions
  from torch._dynamo.utils import hashable, is_safe_constant, istype
  from torch._dynamo.variables import TorchCtxManagerClassVariable, TorchInGraphFunctionVariable
label_desc: Use image node_id 4 for calling the TraceRuleTests obj's underlying member method code with example usage: obj.test_func_inlinelist_torch_function() and returns: unknown, unknown