Rename SuccessURLAllowedHostsMixin to RedirectURLMixin and hint missing attributes (#1641)

Remove SuccessURLAllowedHostsMixin and replace it with RedirectURLMixin

Per Django 4.1 release notes
(https://docs.djangoproject.com/en/4.2/releases/4.1/#miscellaneous):

"The undocumented django.contrib.auth.views.SuccessURLAllowedHostsMixin
mixin is replaced by RedirectURLMixin."

Author: si14

django-stubs/contrib/auth/views.pyi

@@ -9,18 +9,23 @@ from django.views.generic.edit import FormView
 
 UserModel: Any
 
-class SuccessURLAllowedHostsMixin:
-    success_url_allowed_hosts: Any
+class RedirectURLMixin:
+    next_page: str | None
+    redirect_field_name: str
+    success_url_allowed_hosts: set[str]
+    def get_success_url(self) -> str: ...
+    def get_redirect_url(self) -> str: ...
     def get_success_url_allowed_hosts(self) -> set[str]: ...
+    def get_default_redirect_url(self) -> str: ...
 
-class LoginView(SuccessURLAllowedHostsMixin, FormView[AuthenticationForm]):
+class LoginView(RedirectURLMixin, FormView[AuthenticationForm]):
     authentication_form: Any
     redirect_field_name: Any
     redirect_authenticated_user: bool
     extra_context: Any
     def get_redirect_url(self) -> str: ...
 
-class LogoutView(SuccessURLAllowedHostsMixin, TemplateView):
+class LogoutView(RedirectURLMixin, TemplateView):
     next_page: str | None
     redirect_field_name: str
     extra_context: Any

scripts/stubtest/allowlist_todo.txt

@@ -237,14 +237,10 @@ django.contrib.auth.validators.UnicodeUsernameValidator.__new__
 django.contrib.auth.validators.UnicodeUsernameValidator.deconstruct
 django.contrib.auth.views.INTERNAL_RESET_URL_TOKEN
 django.contrib.auth.views.LoginView.form_class
-django.contrib.auth.views.LoginView.get_default_redirect_url
-django.contrib.auth.views.LogoutView.get_default_redirect_url
 django.contrib.auth.views.LogoutView.get_next_page
 django.contrib.auth.views.PasswordChangeView.form_class
 django.contrib.auth.views.PasswordResetConfirmView.form_class
 django.contrib.auth.views.PasswordResetView.form_class
-django.contrib.auth.views.RedirectURLMixin
-django.contrib.auth.views.SuccessURLAllowedHostsMixin
 django.contrib.contenttypes.admin.GenericInlineModelAdmin
 django.contrib.contenttypes.admin.GenericInlineModelAdmin.ct_field
 django.contrib.contenttypes.admin.GenericInlineModelAdmin.ct_fk_field