make pep561 compliant

django-stubs/template/utils.pyi

@@ -0,0 +1,22 @@
+from collections import OrderedDict
+from django.template.backends.base import BaseEngine
+from django.template.backends.django import DjangoTemplates
+from django.template.backends.dummy import TemplateStrings
+from typing import (
+    List,
+    Tuple,
+    Union,
+)
+
+
+def get_app_template_dirs(dirname: str) -> Tuple: ...
+
+
+class EngineHandler:
+    def __getitem__(self, alias: str) -> BaseEngine: ...
+    def __iter__(self): ...
+    def all(
+        self
+    ) -> Union[List[BaseEngine], List[TemplateStrings], List[DjangoTemplates]]: ...
+    @cached_property
+    def templates(self) -> OrderedDict: ...