From eb6ecc9a25cba6833a0ced0fea1e9e7dac2808c8 Mon Sep 17 00:00:00 2001
From: Theodore Chang <theodore.chang@physik.hu-berlin.de>
Date: Fri, 1 Nov 2024 20:04:19 +0000
Subject: [PATCH] Better error message when the property is not found
---
nomad/metainfo/metainfo.py | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/nomad/metainfo/metainfo.py b/nomad/metainfo/metainfo.py
index 95d0c467b3..002149caff 100644
--- a/nomad/metainfo/metainfo.py
+++ b/nomad/metainfo/metainfo.py
@@ -1523,7 +1523,10 @@ class MSection(metaclass=MObjectMeta):
try:
definition = self._ensure_definition(def_or_name, hint=hint)
except (ValueError, MetainfoError):
- return False
+ raise MetainfoError(
+ f'{def_or_name} is not found in the definition of {self},'
+ ' are you calling this method on the correct object?'
+ )
# derived quantity is always set
if isinstance(definition, Quantity) and definition.derived is not None:
--
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