From b517c3673beb10d1a275ed05d0b279bac8d5f8b2 Mon Sep 17 00:00:00 2001
From: sbilge <bilgesurun@gmail.com>
Date: Tue, 20 Aug 2024 15:18:23 +0200
Subject: [PATCH] Update src/ghga_transpiler/metasheet_parser.py

Co-authored-by: Christoph Zwerschke <c.zwerschke@dkfz-heidelberg.de>
---
 src/ghga_transpiler/metasheet_parser.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/ghga_transpiler/metasheet_parser.py b/src/ghga_transpiler/metasheet_parser.py
index 00071ed..cd3cf38 100644
--- a/src/ghga_transpiler/metasheet_parser.py
+++ b/src/ghga_transpiler/metasheet_parser.py
@@ -95,7 +95,9 @@ def reshape_settings_meta(settings_meta: list, name_column: str) -> dict[str, di
             raise MetaColumnNotFound(
                 f"{name_column} column not found in settings meta sheet"
             ) from err
-        worksheet_settings.setdefault(sheet_name, item)
+        if sheet_name in worksheet_settings:
+            raise MetaColumnNotUnique(f"Duplicate sheet name {sheet_name} in settings meta column {name_column}")
+        worksheet_settings[sheet_name] = item
     return worksheet_settings