From e1ba7b76a1ce0cd997b99ff03835c4acb7d72ce5 Mon Sep 17 00:00:00 2001
From: Artur Lobanov <Artur.Lobanov@cern.ch>
Date: Wed, 13 Mar 2024 15:37:10 +0100
Subject: [PATCH] Fix eta overwrite bug

---
 menu_tools/utils/objects.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/menu_tools/utils/objects.py b/menu_tools/utils/objects.py
index 840d76d5..5c263c2f 100644
--- a/menu_tools/utils/objects.py
+++ b/menu_tools/utils/objects.py
@@ -173,7 +173,7 @@ def compute_selection_mask_for_object_cuts(obj: Object, ak_array: ak.Array) -> a
         return sel
 
     ## add fake eta
-    if "eta" not in ak_array["eta"].fields:
+    if "eta" not in ak_array.fields:
         ak_array["eta"] = 0
 
     for range_i, range_cuts in obj.cuts.items():