refac

backend/open_webui/utils/middleware.py

@@ -989,25 +989,24 @@ async def process_chat_payload(request, form_data, user, metadata, model):
         if prompt is None:
             raise Exception("No user message found")
 
-        if context_string == "":
-            if request.app.state.config.RELEVANCE_THRESHOLD == 0:
-                log.debug(
-                    f"With a 0 relevancy threshold for RAG, the context cannot be empty"
-                )
-        else:
+        if context_string != "":
             # Workaround for Ollama 2.0+ system prompt issue
             # TODO: replace with add_or_update_system_message
             if model.get("owned_by") == "ollama":
                 form_data["messages"] = prepend_to_first_user_message_content(
                     rag_template(
-                        request.app.state.config.RAG_TEMPLATE, context_string, prompt
+                        request.app.state.config.RAG_TEMPLATE,
+                        context_string,
+                        prompt,
                     ),
                     form_data["messages"],
                 )
             else:
                 form_data["messages"] = add_or_update_system_message(
                     rag_template(
-                        request.app.state.config.RAG_TEMPLATE, context_string, prompt
+                        request.app.state.config.RAG_TEMPLATE,
+                        context_string,
+                        prompt,
                     ),
                     form_data["messages"],
                 )