Update app.py

app.py

@@ -3,6 +3,9 @@ import torch
 import os
 import shutil
 import subprocess
+
+os.environ["TOKENIZERS_PARALLELISM"] = "false"
+
 from transformers import AutoModelForCausalLM, AutoTokenizer, pipeline
 from langchain_text_splitters import RecursiveCharacterTextSplitter, Language
 from langchain_core.documents import Document
@@ -288,7 +291,7 @@ with gr.Blocks(title="Codebase Assistant") as demo:
                 clear = gr.Button("🗑️ Clear Chat", scale=1)
 
             msg.submit(respond, inputs=[msg, chatbot], outputs=[msg, chatbot])
-            clear.click(lambda: None, None, chatbot, queue=False)
+            clear.click(lambda: ("", []), inputs=None, outputs=[msg, chatbot], queue=False)
 
 if __name__ == "__main__":
     demo.launch(server_name="0.0.0.0", css=custom_css, theme=gr.themes.Soft())