code: def test_autocast_sdpa(self):
      class MyModule(torch.nn.Module):
          def forward(self, query, key, value):
              with torch.autocast("cpu"):
                  with torch.autocast("cuda", dtype=torch.float32):
                      out = F.scaled_dot_product_attention(
                          query, key, value, None, 0.0, True
                      )
              return out
  
      dtype = torch.float32
      seq_len_q = 1
      seq_len_k = 1
      head_dim = 8
      query = torch.ones(
          1,
          8,
          seq_len_q,
          head_dim,
          device="cuda",
          dtype=dtype,
          requires_grad=True,
      )
      key = torch.ones(
          1,
          8,
          seq_len_k,
          head_dim,
          device="cuda",
          dtype=dtype,
          requires_grad=True,
      )
      value = torch.ones(
          1,
          8,
          seq_len_k,
          head_dim,
          device="cuda",
          dtype=dtype,
          requires_grad=True,
      )
  
      module = MyModule()
      real = module(query, key, value)
      real_device = real.device
      real_dtype = real.dtype
  
      opt_mod = torch._dynamo.optimize("inductor")(module)
      compiled = opt_mod(query, key, value)
  
      self.assertEqual(compiled.device, real_device)
      self.assertEqual(compiled.dtype, real_dtype)
  
      self.assertEqual(compiled.device.type, "cuda")
      self.assertEqual(compiled.device.index, 0)
      self.assertEqual(compiled.dtype, torch.float32)
  
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 15 for calling the CtxManagerTests obj's underlying member method code with example usage: obj.test_autocast_sdpa() and returns: out