refac

backend/open_webui/main.py

@@ -586,13 +586,16 @@ class ChatCompletionMiddleware(BaseHTTPMiddleware):
         if len(contexts) > 0:
             context_string = "/n".join(contexts).strip()
             prompt = get_last_user_message(body["messages"])
+
             if prompt is None:
                 raise Exception("No user message found")
-            if rag_app.state.config.RELEVANCE_THRESHOLD == 0:
-                if context_string.strip() == "":
-                    log.debug(
-                        f"With a 0 relevancy threshold for RAG, the context cannot be empty"
-                    )
+            if (
+                rag_app.state.config.RELEVANCE_THRESHOLD == 0
+                and context_string.strip() == ""
+            ):
+                log.debug(
+                    f"With a 0 relevancy threshold for RAG, the context cannot be empty"
+                )
 
             # Workaround for Ollama 2.0+ system prompt issue
             # TODO: replace with add_or_update_system_message