Update app.py

app.py

@@ -98,6 +98,7 @@ from transformers import AutoTokenizer, AutoModelForSeq2SeqLM
 
 chat_history = []
 answer_counter = 0
+
 def chatbot_interface(message):
   global answer_counter
   global result
@@ -146,6 +147,11 @@ def chatbot_interface(message):
 
   return response, chat_history_text
 
+def clear_chat_history():
+    # Clear the chat history
+    chat_history.clear()
+
+clear_button = gr.outputs.Button(label="Clear Chat", type="button", onclick=clear_chat_history)
 # Create a Gradio interface
 iface = gr.Interface(
     fn=chatbot_interface,
@@ -156,4 +162,4 @@ iface = gr.Interface(
 )
 
 #Demo for the chatbot
-iface.launch(inline = False)
+iface.launch(inline = False, additional_outputs=[clear_button])