From bcdc869be3635f3af287c4cefe8fc3f1aa3c2d52 Mon Sep 17 00:00:00 2001
From: Tamas Gal <tgal@km3net.de>
Date: Fri, 11 Sep 2020 15:18:55 +0200
Subject: [PATCH] Explicitly convert np.int*-indices to int

---
 km3io/rootio.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/km3io/rootio.py b/km3io/rootio.py
index 34f0b68..60eecb8 100644
--- a/km3io/rootio.py
+++ b/km3io/rootio.py
@@ -158,6 +158,9 @@ class Branch:
         if isinstance(item, str):
             return self.__getkey__(item)
 
+        if isinstance(item, (np.int32, np.int64)):
+            item = int(item)
+
         # if item.__class__.__name__ == "ChunkedArray":
         #     item = np.array(item)
 
-- 
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