Update app.py

app.py

@@ -211,11 +211,10 @@ selected_columns = ['destination', 'airport code', 'flight number', 'ontime', 'd
 ciccio, pasticcio  = pd.DataFrame(), pd.DataFrame()
 cities_datafram    = get_name_of_cities()
 ciccio             = get_today_dataframe()
-ciccio             = ciccio.rename(columns={'airport':'airport code' , 'ArrivalAirportEnglish':'destination', 'flight_number':'flight number'}, inplace=True)
+ciccio             = ciccio.rename(columns={'airport':'airport code' , 'ArrivalAirportEnglish':'destination', 'flight_number':'flight number'})
 today_dataframe    = ciccio[selected_columns]
 pasticcio          = get_tomorrow_dataframe()
-pasticcio          = pasticcio.rename(columns={'airport':'airport code','ArrivalAirportEnglish':'destination', 'flight_number':'flight number'}, inplace = True)
-tomorrow_dataframe = pasticcio[selected_columns]
+pasticcio          = pasticcio.rename(columns={'airport':'airport code','ArrivalAirportEnglish':'destination', 'flight_number':'flight number'}
 performance_metric = get_metrics()