code: def test_generic_context_manager(self):
      def fn(x):
          with CutomizedCtxManager(True):
              x = x + 1
              if torch.is_grad_enabled():
                  x = x * 2
              x = torch.relu(x)
          return x - 1
  
      with torch.no_grad():
          torch._dynamo.testing.standard_test(
              self, fn=fn, nargs=1, expected_ops=6
          )
  
      with torch.enable_grad():
          torch._dynamo.testing.standard_test(
              self, fn=fn, nargs=1, expected_ops=6
          )
  
imports: import unittest
  import torch
  import torch._dynamo.test_case
  import torch._dynamo.testing
  import torch.onnx.operators
  from torch._dynamo.testing import EagerAndRecordGraphs, normalize_gm, same
  from torch.nn import functional
  from torch.testing._internal.common_cuda import PLATFORM_SUPPORTS_FLASH_ATTENTION
  from torch.testing._internal.common_utils import TEST_WITH_ROCM
label_desc: Use image node_id 25 for calling the CtxManagerTests obj's underlying member method code with example usage: obj.test_generic_context_manager() and returns: unknown