gradio

app.py

@@ -80,7 +80,6 @@ class RetrieverTool(Tool):
                 for i, doc in zip(docs["ids"][0], docs["documents"][0])
             ]
         )
-        return retrieved_text
         messages = [
             {
                 "role": "user",
@@ -147,7 +146,7 @@ if __name__ == "__main__":
 
     with gr.Blocks() as b:
         chatbot = gr.Chatbot(type="messages", height=1000)
-        textbox = gr.Textbox(lines=3, label="chat message (with default sample question)",
+        textbox = gr.Textbox(lines=1, label="chat message (with default sample question)",
                              value="pass me some fun general facts from the retreiver tool")
         enter_button = gr.Button("enter")
         stop_generating_button = gr.Button("stop generating")