first version finished

django/views/decorators/csrf.pyi

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+from csrf_tests.tests import TestingHttpRequest
+from django.http.request import HttpRequest
+from typing import (
+    Any,
+    Callable,
+    Dict,
+    Tuple,
+)
+
+
+def csrf_exempt(view_func: Callable) -> Callable: ...
+
+
+class _EnsureCsrfCookie:
+    def _reject(self, request: TestingHttpRequest, reason: str) -> None: ...
+    def process_view(
+        self,
+        request: TestingHttpRequest,
+        callback: Callable,
+        callback_args: Tuple,
+        callback_kwargs: Dict[Any, Any]
+    ) -> None: ...
+
+
+class _EnsureCsrfToken:
+    def _reject(self, request: HttpRequest, reason: str) -> None: ...