Update app.py

app.py

@@ -40,7 +40,7 @@ def main():
         
         # Save 'prompt_1' to the chat history
         st.session_state['chat_history'] += "<div style='color: blue;'>You: </div><br><hr style='border: 1px solid black;'>"
-        st.session_state['chat_history'] += f"{prompt_1}")
+        st.session_state['chat_history'] += f"{prompt_1}"
 
         # Hit the OpenAI API with 'prompt_1'
         response = openai.ChatCompletion.create(