Raise a dark cal missing data error from None

sot · Sep 26, 2024 · 1c02230 · 1c02230
1 parent 99ad0f9
commit 1c02230
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/mica/archive/aca_dark/dark_cal.py b/mica/archive/aca_dark/dark_cal.py
@@ -147,7 +147,9 @@ def _get_dark_cal_id_scalar(date, select="before", dark_cal_ids=None):
     try:
         out_dark_id = dark_cal_ids[ii]
     except IndexError as err:
-        raise MissingDataError("No dark cal found {} {}".format(select, date)) from err
+        raise MissingDataError(
+            f"No dark cal found {select} {date} (no '{ii}' key in dark cal IDs) "
+        ) from None
 
     return out_dark_id