From 75defabb294279e4fbc00c89efc6ca0bffb60e96 Mon Sep 17 00:00:00 2001
From: yueqixuan <yueqx@foxmail.com>
Date: Mon, 30 Mar 2026 15:25:56 +0800
Subject: [PATCH] Fix .d.zip extension bug in run names

---
 quantmsutils/diann/diann2msstats.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/quantmsutils/diann/diann2msstats.py b/quantmsutils/diann/diann2msstats.py
index 793257a..a0d843a 100644
--- a/quantmsutils/diann/diann2msstats.py
+++ b/quantmsutils/diann/diann2msstats.py
@@ -109,7 +109,10 @@ def diann2msstats(
 
 def _true_stem(x):
     """Return the file name stem (without extension)."""
-    return Path(x).stem
+    if x.endswith(".d.zip"):
+        return Path(Path(x).stem).stem
+    else:
+        return Path(x).stem
 
 
 def get_exp_design_dfs(exp_design_file):