better stubs

django-stubs/contrib/admin/forms.pyi

@@ -1,4 +1,34 @@
+from typing import Any, Optional
+
+from django.contrib.auth.forms import AuthenticationForm, PasswordChangeForm
 from django.contrib.auth.models import User
 
-class AdminAuthenticationForm:
+
+class AdminAuthenticationForm(AuthenticationForm):
+    auto_id: str
+    data: Dict[str, str]
+    empty_permitted: bool
+    error_class: Type[django.forms.utils.ErrorList]
+    fields: collections.OrderedDict
+    files: Dict[Any, Any]
+    initial: Dict[Any, Any]
+    is_bound: bool
+    label_suffix: str
+    request: None
+    user_cache: None
+    error_messages: Any = ...
+    required_css_class: str = ...
     def confirm_login_allowed(self, user: User) -> None: ...
+
+class AdminPasswordChangeForm(PasswordChangeForm):
+    auto_id: str
+    data: Dict[Any, Any]
+    empty_permitted: bool
+    error_class: Type[django.forms.utils.ErrorList]
+    fields: collections.OrderedDict
+    files: Dict[Any, Any]
+    initial: Dict[Any, Any]
+    is_bound: bool
+    label_suffix: str
+    user: django.utils.functional.SimpleLazyObject
+    required_css_class: str = ...