raise fallback exception from previous err

rapidsai · Sep 19, 2024 · d051428 · d051428
1 parent 84d7110
commit d051428
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/python/cudf/cudf/pandas/fast_slow_proxy.py b/python/cudf/cudf/pandas/fast_slow_proxy.py
@@ -951,7 +951,7 @@ def _fast_slow_function_call(
         if _env_get_bool("CUDF_PANDAS_FAIL_ON_FALLBACK", False):
             raise ProxyFallbackError(
                 f"The operation failed with cuDF, the reason was {type(err)}: {err}."
-            )
+            ) from err
         with nvtx.annotate(
             "EXECUTE_SLOW",
             color=_CUDF_PANDAS_NVTX_COLORS["EXECUTE_SLOW"],