関連ワード:  python nonetype object has no attribute strip    attributeerror nonetype object has no attribute strip    python attributeerror nonetype object has no attribute strip    attributeerror nonetype object has no attribute rstrip    attributeerror nonetype object has no attribute remove    exception attributeerror nonetype object has no attribute strip    class attributeerror ' nonetype object has no attribute strip  
結果 : python nonetype object has no attribute strip