Yep

pyproject.toml

@@ -64,3 +64,6 @@ addopts = '--nomigrations'
 
 [tool.mypy]
 plugins = ["mypy_django_plugin.main"]
+
+[tool.django-stubs]
+django_settings_module = "tests.demo_project.demo.settings"

src/ninja_put_patch_file_upload_middleware/middlewares.py

@@ -1,5 +1,5 @@
 from collections.abc import Awaitable, Callable
-from typing import Any, TypeAlias
+from typing import Any, TypeAlias, Final
 
 from asgiref.sync import iscoroutinefunction, sync_to_async
 from django.http import HttpRequest, HttpResponse
@@ -9,8 +9,8 @@
 RequestHandler: TypeAlias = Callable[[HttpRequest], ResponseType]
 AsyncRequestHandler: TypeAlias = Callable[[HttpRequest], Awaitable[ResponseType]]
 
-TARGET_METHODS = {"PUT", "PATCH"}
-CONTENT_TYPE = "application/json"
+TARGET_METHODS: Final[set[str]] = {"PUT", "PATCH"}
+CONTENT_TYPE: Final[str] = "application/json"
 
 
 @sync_and_async_middleware
@@ -27,27 +27,37 @@ def process_put_patch(
     Returns:
         An async or sync middleware function based on the input handler type.
     """
-
-    async def async_middleware(request: HttpRequest) -> ResponseType:
-        if request.method in TARGET_METHODS and request.content_type != CONTENT_TYPE:
-            initial_method = request.method
-            request.method = "POST"
-            request.META["REQUEST_METHOD"] = "POST"
-            await sync_to_async(request._load_post_and_files)()
-            request.META["REQUEST_METHOD"] = initial_method
-            request.method = initial_method
-
-        return await get_response(request)
-
-    def sync_middleware(request: HttpRequest) -> ResponseType:
-        if request.method in TARGET_METHODS and request.content_type != CONTENT_TYPE:
-            initial_method = request.method
-            request.method = "POST"
-            request.META["REQUEST_METHOD"] = "POST"
-            request._load_post_and_files()
-            request.META["REQUEST_METHOD"] = initial_method
-            request.method = initial_method
-
-        return get_response(request)
-
-    return async_middleware if iscoroutinefunction(get_response) else sync_middleware
+    if iscoroutinefunction(get_response):
+
+        async def async_middleware(request: HttpRequest) -> ResponseType:
+            if (
+                request.method in TARGET_METHODS
+                and request.content_type != CONTENT_TYPE
+            ):
+                initial_method = request.method
+                request.method = "POST"
+                request.META["REQUEST_METHOD"] = "POST"
+                await sync_to_async(request._load_post_and_files)()
+                request.META["REQUEST_METHOD"] = initial_method
+                request.method = initial_method
+
+            return get_response(request)
+
+        return async_middleware
+    else:
+
+        def sync_middleware(request: HttpRequest) -> ResponseType:
+            if (
+                request.method in TARGET_METHODS
+                and request.content_type != CONTENT_TYPE
+            ):
+                initial_method = request.method
+                request.method = "POST"
+                request.META["REQUEST_METHOD"] = "POST"
+                request._load_post_and_files()
+                request.META["REQUEST_METHOD"] = initial_method
+                request.method = initial_method
+
+            return get_response(request)
+
+        return sync_middleware

tests/demo_project/demo/settings.py

@@ -19,8 +19,6 @@
     "django.contrib.messages",
     "django.contrib.staticfiles",
     "ninja",
-    "someapp",
-    "multi_param",
 ]
 
 MIDDLEWARE = [