Don't suppress original error message for data-dependent value (#111596)

Summary: Signed-off-by: Edward Z. Yang <[email protected]> X-link: pytorch/pytorch#111596 Approved by: https://github.com/suo Reviewed By: izaitsevfb, jeanschmidt Differential Revision: D50543638 Pulled By: ezyang fbshipit-source-id: ab0732906e5892eac6e67cbb0fedd6ba1bc567d9
pytorch · Oct 23, 2023 · 5a391f5 · 5a391f5
1 parent ea31e72
commit 5a391f5
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/userbenchmark/dynamo/dynamobench/_dynamo/utils.py b/userbenchmark/dynamo/dynamobench/_dynamo/utils.py
@@ -1428,9 +1428,9 @@ def visit(n: torch.fx.Node):
             raise UserError(  # noqa: TRY200
                 UserErrorType.CONSTRAINT_VIOLATION,
                 "Tried to use data-dependent value in the subsequent computation. "
-                "This can happen when we encounter unbounded dynamic value that is unknown during tracing time."
+                "This can happen when we encounter unbounded dynamic value that is unknown during tracing time.  "
                 "You will need to explicitly give hint to the compiler. Please take a look at "
-                "constrain_as_value OR constrain_as_size APIs",
+                f"constrain_as_value OR constrain_as_size APIs.  {cause}",
                 case_name="constrain_as_size_example",
             )
         elif isinstance(cause, torch.utils._sympy.value_ranges.ValueRangeError):