Create graph_rag.py

graph_rag.py

@@ -0,0 +1,5 @@
+import gradio as gr
+
+def qa_tool_graph_rag(user_question):
+    # Placeholder function for Graph-RAG
+    return "Graph-RAG functionality not implemented yet.", [], gr.update(visible=False), gr.update(visible=False), gr.update(visible=False)