関連ワード:  python get last character of string    python get last 4 digits of string    python get last 4 characters of string    python get last 2 characters of string    python get last 3 characters of string    python get last n characters of string    python get last 5 characters of string    python get last x characters of string    python get last 10 characters of string    python get last 8 characters of string