make pep561 compliant

django-stubs/views/decorators/http.pyi

@@ -0,0 +1,13 @@
+from typing import (
+    Callable,
+    List,
+)
+
+
+def condition(etag_func: Callable = ..., last_modified_func: None = ...) -> Callable: ...
+
+
+def etag(etag_func: Callable) -> Callable: ...
+
+
+def require_http_methods(request_method_list: List[str]) -> Callable: ...