From b172cbdf33c3eaea6a5c4a53da2ed0e46306a625 Mon Sep 17 00:00:00 2001
From: Jonathan Biemond <jonbiemond@gmail.com>
Date: Thu, 18 Dec 2025 14:43:59 +0100
Subject: [PATCH] Fixed #36808 -- Required name argument in UniqueConstraint
 signature.

By trading ValueError for TypeError for omitted name arguments,
we gain a little clarity.
---
 AUTHORS                         | 1 +
 django/db/models/constraints.py | 2 +-
 docs/ref/models/constraints.txt | 2 +-
 tests/constraints/tests.py      | 2 +-
 4 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/AUTHORS b/AUTHORS
index 5e7bca67f5..f6d4c5fe26 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -551,6 +551,7 @@ answer newbie questions, and generally made Django that much better:
     Jonas Lundberg <jonas.lundberg@gmail.com>
     Jonathan Davis <jonathandavis47780@gmail.com>
     Jonatas C. D. <jonatas.cd@gmail.com>
+    Jonathan Biemond <jonathan.biemond@gmail.com>
     Jonathan Buchanan <jonathan.buchanan@gmail.com>
     Jonathan Daugherty (cygnus) <http://www.cprogrammer.org/>
     Jonathan Feignberg <jdf@pobox.com>
diff --git a/django/db/models/constraints.py b/django/db/models/constraints.py
index 4286319978..7dfeb3b649 100644
--- a/django/db/models/constraints.py
+++ b/django/db/models/constraints.py
@@ -265,7 +265,7 @@ class UniqueConstraint(BaseConstraint):
         self,
         *expressions,
         fields=(),
-        name=None,
+        name,
         condition=None,
         deferrable=None,
         include=None,
diff --git a/docs/ref/models/constraints.txt b/docs/ref/models/constraints.txt
index 9a51c5c7a2..36a79e1c0b 100644
--- a/docs/ref/models/constraints.txt
+++ b/docs/ref/models/constraints.txt
@@ -130,7 +130,7 @@ ensures the age field is never less than 18.
 ``UniqueConstraint``
 ====================
 
-.. class:: UniqueConstraint(*expressions, fields=(), name=None, condition=None, deferrable=None, include=None, opclasses=(), nulls_distinct=None, violation_error_code=None, violation_error_message=None)
+.. class:: UniqueConstraint(*expressions, fields=(), name, condition=None, deferrable=None, include=None, opclasses=(), nulls_distinct=None, violation_error_code=None, violation_error_message=None)
 
     Creates a unique constraint in the database.
 
diff --git a/tests/constraints/tests.py b/tests/constraints/tests.py
index f988121528..39b170125f 100644
--- a/tests/constraints/tests.py
+++ b/tests/constraints/tests.py
@@ -1462,7 +1462,7 @@ class UniqueConstraintTests(TestCase):
     def test_requires_name(self):
         msg = "A unique constraint must be named."
         with self.assertRaisesMessage(ValueError, msg):
-            models.UniqueConstraint(fields=["field"])
+            models.UniqueConstraint(fields=["field"], name="")
 
     def test_database_default(self):
         models.UniqueConstraint(