From ae4f2d6a190ec4f9320a3e8d3268b8411ad136c2 Mon Sep 17 00:00:00 2001
From: Egor Kotov <kotov.egor@gmail.com>
Date: Mon, 19 Jan 2026 14:58:06 +0100
Subject: [PATCH] fix: metadata _MetaBaseListString initialization argument
 mismatch

The _MetaBaseListString subclass was passing 3 arguments to its parent
_MetaBaseList constructor, which only accepts 2. This caused a TypeError
when accessing metadata fields like keywords or references.
---
 zen/metadata.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/zen/metadata.py b/zen/metadata.py
index 506167f..a320997 100644
--- a/zen/metadata.py
+++ b/zen/metadata.py
@@ -173,7 +173,7 @@ def data(self) -> Dict[str, Any]:
 
 class _MetaBaseListString(_MetaBaseList):
     def __init__(self, data: Dict[str,List[str]], key: str=None) -> None:
-        super().__init__(data, key, list())
+        super().__init__(data, key)
         self._data: Dict[str,List[str]] = self._data
     
     def set(self, value: List[str]) -> Self: