From 035a9e6983ec415df6d5458865394f8734a529be Mon Sep 17 00:00:00 2001
From: Thibaut Decombe <thibaut.decombe@gmail.com>
Date: Sun, 13 Jul 2025 20:01:02 +0200
Subject: [PATCH]  Refs #31223 -- Added __class_getitem__() to SetPasswordMixin
 and SetUnusablePasswordMixin

---
 django/contrib/auth/forms.py   |  6 ++++++
 tests/auth_tests/test_forms.py | 10 ++++++++++
 2 files changed, 16 insertions(+)

diff --git a/django/contrib/auth/forms.py b/django/contrib/auth/forms.py
index 2214e134d092..6017e2454378 100644
--- a/django/contrib/auth/forms.py
+++ b/django/contrib/auth/forms.py
@@ -134,6 +134,9 @@ def set_password_and_save(self, user, password_field_name="password1", commit=Tr
             user.save()
         return user
 
+    def __class_getitem__(cls, *args, **kwargs):
+        return cls
+
 
 class SetUnusablePasswordMixin:
     """
@@ -206,6 +209,9 @@ def set_password_and_save(self, user, commit=True, **kwargs):
                 user.save()
         return user
 
+    def __class_getitem__(cls, *args, **kwargs):
+        return cls
+
 
 class BaseUserCreationForm(SetPasswordMixin, forms.ModelForm):
     """
diff --git a/tests/auth_tests/test_forms.py b/tests/auth_tests/test_forms.py
index df91f100f562..32aefb2ae1bc 100644
--- a/tests/auth_tests/test_forms.py
+++ b/tests/auth_tests/test_forms.py
@@ -16,6 +16,7 @@
     ReadOnlyPasswordHashWidget,
     SetPasswordForm,
     SetPasswordMixin,
+    SetUnusablePasswordMixin,
     UserChangeForm,
     UserCreationForm,
     UsernameField,
@@ -1761,3 +1762,12 @@ def test_passwords_marked_as_sensitive_in_admin_forms(self):
                 self.assertContains(
                     response, password2_fragment, html=True, status_code=500
                 )
+
+
+class GenericAuthFormTest(TestCase):
+
+    def test_password_mixin_getitem(self):
+        self.assertIs(SetPasswordMixin["MyCustomUser"], SetPasswordMixin)
+        self.assertIs(
+            SetUnusablePasswordMixin["MyCustomUser"], SetUnusablePasswordMixin
+        )