From e83749ba9afb49eb52f25ceb4aa33900083a9ee2 Mon Sep 17 00:00:00 2001
From: Sven Augustin <sven.augustin@psi.ch>
Date: Tue, 24 Jun 2025 18:49:33 +0200
Subject: [PATCH] fixed: Starting with pandas version 3.0 all arguments of
 to_hdf except for the argument 'path_or_buf' will be keyword-only

---
 stand/utils/dfh.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/stand/utils/dfh.py b/stand/utils/dfh.py
index 5cda416..a11e818 100644
--- a/stand/utils/dfh.py
+++ b/stand/utils/dfh.py
@@ -41,7 +41,7 @@ def dump_non_empty_df(df, fn, key="data"):
         print("<<< skip dumping empty dataframe")
         return
     print(f"<<< dump dataframe to {fn}")
-    df.to_hdf(fn, key)
+    df.to_hdf(fn, key=key)
     backup(df, fn, key) #TODO: test then remove