fix

app.py

@@ -35,11 +35,10 @@ def respond(
         yield generated
 
 demo = gr.ChatInterface(
-    respond,
+    fn=respond,
+    type="messages",
     title="DeepCoder with Suger",
     description="Upload any text or pdf files and ask questions about them!",
-    textbox=gr.MultimodalTextbox(file_types=[".pdf", ".txt"]),
-    multimodal=True,
     additional_inputs=[
         gr.Textbox(value="You are a helpful coding assistant.", label="System message"),
         gr.Slider(1, 2048, value=512, step=1, label="Max new tokens"),