From 514fa0f6a260abd08d86cdffffcfad6fad1b1c87 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?C=C3=A9dric=20Krier?= <ced@b2ck.com>
Date: Sun, 30 Jun 2024 01:55:55 +0200
Subject: [PATCH] Do not store empty list for MultiSelection key of Dict

Closes #13376
(grafted from 15a76a9d124c436ccbc1d9a9d9cde94731be8cde)

--HG--
branch : 7.0
---
 trytond/trytond/model/fields/dict.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/trytond/trytond/model/fields/dict.py b/trytond/trytond/model/fields/dict.py
index 5525c5cdea..a90fde28f2 100644
--- a/trytond/trytond/model/fields/dict.py
+++ b/trytond/trytond/model/fields/dict.py
@@ -57,6 +57,8 @@ class Dict(Field):
                 if v is None:
                     continue
                 if self.schema_model and isinstance(v, (list, tuple)):
+                    if not v:
+                        continue
                     v = list(sorted(set(v)))
                 d[k] = v
             value = dumps(d)