Better error message

Signed-off-by: Aurélien Bompard <aurelien@bompard.org>
fedora-infra · Jan 17, 2022 · a851680 · a851680
1 parent 127f13f
commit a851680
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/datagrepper/util.py b/datagrepper/util.py
@@ -185,7 +185,11 @@ def meta_argument(msg, meta):
         "date",
     }
     if len(set(meta).intersection(meta_expected)) != len(set(meta)):
-        raise ValueError("meta must be in %s" % ",".join(list(meta_expected)))
+        raise ValueError(
+            "meta must be in {}. Got {}".format(
+                ",".join(list(meta_expected)), list(meta)
+            )
+        )
 
     fm_msg = get_fm_message(msg)