Preserve polling numeric conversion errors

Co-authored-by: Shri Sukhani <shrisukhani@users.noreply.github.com>

Author: cursoragent

hyperbrowser/client/polling.py

@@ -82,8 +82,11 @@ def _normalize_non_negative_real(value: float, *, field_name: str) -> float:
         raise HyperbrowserError(f"{field_name} must be a number")
     try:
         normalized_value = float(value)
-    except (TypeError, ValueError, OverflowError):
-        raise HyperbrowserError(f"{field_name} must be finite")
+    except (TypeError, ValueError, OverflowError) as exc:
+        raise HyperbrowserError(
+            f"{field_name} must be finite",
+            original_error=exc,
+        ) from exc
     try:
         is_finite = math.isfinite(normalized_value)
     except (TypeError, ValueError, OverflowError):

tests/test_polling.py

@@ -6576,7 +6576,9 @@ def test_polling_helpers_validate_retry_and_interval_configuration():
             retry_delay_seconds=0.0,
         )
 
-    with pytest.raises(HyperbrowserError, match="poll_interval_seconds must be finite"):
+    with pytest.raises(
+        HyperbrowserError, match="poll_interval_seconds must be finite"
+    ) as exc_info:
         poll_until_terminal_status(
             operation_name="invalid-poll-interval-overflowing-real",
             get_status=lambda: "completed",
@@ -6585,6 +6587,8 @@ def test_polling_helpers_validate_retry_and_interval_configuration():
             max_wait_seconds=1.0,
         )
 
+    assert exc_info.value.original_error is not None
+
     async def validate_async_operation_name() -> None:
         with pytest.raises(HyperbrowserError, match="operation_name must not be empty"):
             await poll_until_terminal_status_async(