fix: add None guard before model_validate in get_item methods

Both sync and async get_item() were missing the None check that other getters (get_user, get_team) already have. An empty response body would surface as a pydantic ValidationError instead of a meaningful NotFoundError.
stack-auth · ejirocodes · Mar 24, 2026 · Mar 24, 2026 · Mar 24, 2026 · Mar 24, 2026
commit cac86efd17a9d5fb0c2819f9a7d027de7d7db5cb
diff --git a/sdks/implementations/python/src/stack_auth/_app.py b/sdks/implementations/python/src/stack_auth/_app.py
@@ -1248,6 +1248,8 @@ def get_item(
         data = self._client.request(
             "GET", f"/customers/{ctype}/{cid}/items/{item_id}"
         )
+        if data is None:
+            raise NotFoundError(code="ITEM_NOT_FOUND", message=f"Item '{item_id}' not found")
         item = Item.model_validate(data)
         return ServerItem(
             item,
@@ -2584,6 +2586,8 @@ async def get_item(
         data = await self._client.request(
             "GET", f"/customers/{ctype}/{cid}/items/{item_id}"
         )
+        if data is None:
+            raise NotFoundError(code="ITEM_NOT_FOUND", message=f"Item '{item_id}' not found")
         item = Item.model_validate(data)
         return AsyncServerItem(
             item,