From b947ddd97f1d73ca8b2f03e1785bed070f44ea13 Mon Sep 17 00:00:00 2001
From: Johannes Kasimir <johanneskasimir@gmail.com>
Date: Tue, 29 Jul 2025 10:04:49 +0200
Subject: [PATCH] fix: avoid loading data several times

---
 src/ess/estia/mcstas.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/ess/estia/mcstas.py b/src/ess/estia/mcstas.py
index 717f086e..e1856196 100644
--- a/src/ess/estia/mcstas.py
+++ b/src/ess/estia/mcstas.py
@@ -69,6 +69,7 @@ def parse_events_h5(f):
         'NXentry/NXdetector/NXdata/events',
         'NXentry/simulation/Param',
     )
+    events = events[()]
     da = sc.DataArray(
         # The squares on the variances is the correct way to load weighted event data.
         # Consult the McStas documentation