diff --git a/backend/open_webui/routers/images.py b/backend/open_webui/routers/images.py
index 995262dc5..d3bc3f8ee 100644
--- a/backend/open_webui/routers/images.py
+++ b/backend/open_webui/routers/images.py
@@ -954,7 +954,9 @@ async def image_edits(
                 "prompt": form_data.prompt,
                 **({"n": form_data.n} if form_data.n else {}),
                 **({"size": size} if size else {}),
-                **({"background": form_data.background} if form_data.background else {}),
+                **(
+                    {"background": form_data.background} if form_data.background else {}
+                ),
                 **(
                     {}
                     if re.match(
diff --git a/backend/open_webui/utils/tools.py b/backend/open_webui/utils/tools.py
index f89c9b09d..aeba21339 100644
--- a/backend/open_webui/utils/tools.py
+++ b/backend/open_webui/utils/tools.py
@@ -447,9 +447,7 @@ def get_builtin_tools(
             # Model has attached knowledge - only allow semantic search within it
             builtin_functions.append(query_knowledge_files)
 
-            knowledge_types = {
-                item.get("type") for item in model_knowledge
-            }
+            knowledge_types = {item.get("type") for item in model_knowledge}
             if "file" in knowledge_types or "collection" in knowledge_types:
                 builtin_functions.append(view_file)
             if "note" in knowledge_types: