Minor fix

Author: gs-olive

py/torch_tensorrt/dynamo/lowering/passes/lower_scaled_dot_product_attention.py

@@ -45,15 +45,17 @@ def lower_scaled_dot_product_attention(
                     break
 
             assert attention_node_replaced is not None
+            assert len(match.replacements) == 1
+
+            new_attention_node = match.replacements[0]
+
+            assert (
+                new_attention_node.target
+                == torch.nn.functional.scaled_dot_product_attention
+            )
 
             # If the attention operator had keyword-args, copy them to the new node
             if attention_node_replaced.kwargs:
-                assert len(match.replacements) == 1
-                new_attention_node = match.replacements[0]
-                assert (
-                    new_attention_node.target
-                    == torch.nn.functional.scaled_dot_product_attention
-                )
                 new_attention_node.kwargs = {**attention_node_replaced.kwargs}
 
             # Set default args in new node:

tests/py/dynamo/conversion/test_attention.py

@@ -5,6 +5,7 @@
 from parameterized import parameterized
 from torch.testing._internal.common_utils import run_tests
 
+from ..testing_utilities import DECIMALS_OF_AGREEMENT
 from .harness import DispatchTestCase