Update app.py

app.py

@@ -171,7 +171,7 @@ def chat_with_model(prompt, document_section, model_choice='gpt-3.5-turbo'):
                 #result = result.replace("\n", "")        
                 res_box.markdown(f'*{result}*') 
         except:
-            st.write('.')
+            st.write(' ')
         
     full_reply_content = ''.join([m.get('content', '') for m in collected_messages])
     st.write("Elapsed time:")