Update app.py

app.py

@@ -130,7 +130,7 @@ def add_message(history, message):
 	Returns the updated chatbot with an empty input textbox.
 	"""
 	history.append((message, None))
-	return history
+	return history, 
 
 def bot(history,message):
 	"""
@@ -142,7 +142,7 @@ def bot(history,message):
 	for character in response:
 		history[-1][1] += character
 		time.sleep(0.05)
-		yield history
+		yield history, gr.Textbox(value="", interactive=False)
 
 
 @spaces.GPU()
@@ -213,16 +213,10 @@ with gr.Blocks(
 				elem_id="chat_input",
 				visible=True
 			)
-			gr.HTML("<p><b>Step 2:</b> Enter audio as input and wait for MyAlexa's response.</p>")
-
-			submit_button = gr.Button(
-				value="Submit audio",
-				variant="primary"
-			)
-
-	chat_msg = chat_input.change(add_message, [chatbot, chat_input], [chatbot])
+	if chat_input.value != "":
+		chat_msg = chat_input.change(add_message, [chatbot, chat_input], [chatbot])
 	bot_msg = chat_msg.then(bot, [chatbot, chat_input], chatbot, api_name="bot_response")
-	# bot_msg.then(lambda: gr.Textbox(interactive=False), None, [chat_input])
+	bot_msg.then(lambda: gr.Textbox(interactive=False), None, [chat_input])
 			
 	submit_button.click(
 		fn=transcribe,