bug fix

LPC-HH · Dec 9, 2024 · 9e58f7a · 9e58f7a
1 parent 4057097
commit 9e58f7a
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/boostedhh/utils.py b/src/boostedhh/utils.py
@@ -640,7 +640,7 @@ def make_vector(events: pd.DataFrame, name: str, mask=None, mstring="Mass"):
     """
     import vector
 
-    if get_feat(events, f"{name}Pt"):
+    if get_feat(events, f"{name}Pt") is None:
         raise KeyError(f"Could not find {name}Pt in events")
 
     if mask is None: