From 6ae8a4a7eb901080cf88540de2cd4a4da8f85b60 Mon Sep 17 00:00:00 2001
From: Sven Augustin <sven.augustin@psi.ch>
Date: Wed, 3 Jun 2026 10:56:52 +0200
Subject: [PATCH] added has_data method

---
 stand/adb.py | 7 +++++++
 stand/api.py | 6 +-----
 2 files changed, 8 insertions(+), 5 deletions(-)

diff --git a/stand/adb.py b/stand/adb.py
index afdad38..a091df2 100644
--- a/stand/adb.py
+++ b/stand/adb.py
@@ -38,4 +38,11 @@ class ArcticLibrary:
         return df
 
 
+    def has_data(self, *args, **kwargs):
+        try:
+            return not self.lib.read(*args, columns=[], **kwargs).data.index.empty
+        except adb.exceptions.NoSuchVersionException:
+            return False
+
+
 
diff --git a/stand/api.py b/stand/api.py
index 2a073c2..0aa4a04 100644
--- a/stand/api.py
+++ b/stand/api.py
@@ -25,11 +25,7 @@ def append(beamline: Beamline, pgroup: PGroup, run: int, row: dict[str, Any]):
     index = pd.Timestamp(run) # adb supports update only for timeseries indexes
     index = pd.Index([index], name="run")
 
-    try:
-        run_exists = not lib.read(pgroup, date_range=index, columns=[]).data.index.empty
-    except adb.exceptions.NoSuchVersionException:
-        run_exists = False
-
+    run_exists = lib.has_data(pgroup, date_range=index)
     if run_exists:
         raise HTTPException(HTTPStatus.CONFLICT, f"run {run} exists already in {beamline}/{pgroup}")