From 65f189da833f02a997b1e4629d2bf591e3d4137b Mon Sep 17 00:00:00 2001
From: Rui Zhang <rui.zhang@cern.ch>
Date: Fri, 24 Jun 2022 21:58:04 +0200
Subject: [PATCH] Minor fix
---
quickstats/components/workspaces/xml_ws_builder.py | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/quickstats/components/workspaces/xml_ws_builder.py b/quickstats/components/workspaces/xml_ws_builder.py
index b32d2c99..b784bd5a 100644
--- a/quickstats/components/workspaces/xml_ws_builder.py
+++ b/quickstats/components/workspaces/xml_ws_builder.py
@@ -1655,7 +1655,7 @@ class XMLWSBuilder(XMLWSBase):
h = self.get_histogram(filename, histname)
if rebin > 0:
h.Rebin(rebin)
- obs = w.var(obs_name)
+ obs = ws.var(obs_name)
if not obs:
raise RuntimeError("observable not initialized")
h_data = ROOT.RooDataHist("hdata", "hdata", obs, h)
--
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